Home / 36,419.27-50,259.53-20,504.29

Finding the Fourth Proportional to 36,419.27, 50,259.53 and 20,504.29

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Solution

The fourth proportional to 36,419.27, 50,259.53 and 20,504.29 is: 28,296.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,419.27 : 50,259.53 = 20,504.29 : x
  2. Step 2: Convert to fraction form
    36,419.27/50,259.53 = 20,504.29/x
  3. Step 3: Cross multiply
    36,419.27x = 50,259.53 × 20,504.29
  4. Step 4: Simplify right side
    36,419.27x = 1,030,535,978.38
  5. Step 5: Solve for x
    x = 1,030,535,978.38/36,419.27
  6. Step 6: Final answer
    x = 28,296.45

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Half scale
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Double scale
Find fourth proportional to 36,420.27, 50,260.91 and 20,505.29
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.