Home / 38,240.30-52,770.87-21,244.47

Finding the Fourth Proportional to 38,240.30, 52,770.87 and 21,244.47

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Solution

The fourth proportional to 38,240.30, 52,770.87 and 21,244.47 is: 29,316.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,240.30 : 52,770.87 = 21,244.47 : x
  2. Step 2: Convert to fraction form
    38,240.30/52,770.87 = 21,244.47/x
  3. Step 3: Cross multiply
    38,240.30x = 52,770.87 × 21,244.47
  4. Step 4: Simplify right side
    38,240.30x = 1,121,089,164.59
  5. Step 5: Solve for x
    x = 1,121,089,164.59/38,240.30
  6. Step 6: Final answer
    x = 29,316.96

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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.