Home / 36,434.81-50,280.19-20,519.53

Finding the Fourth Proportional to 36,434.81, 50,280.19 and 20,519.53

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Solution

The fourth proportional to 36,434.81, 50,280.19 and 20,519.53 is: 28,317.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,434.81 : 50,280.19 = 20,519.53 : x
  2. Step 2: Convert to fraction form
    36,434.81/50,280.19 = 20,519.53/x
  3. Step 3: Cross multiply
    36,434.81x = 50,280.19 × 20,519.53
  4. Step 4: Simplify right side
    36,434.81x = 1,031,725,805.53
  5. Step 5: Solve for x
    x = 1,031,725,805.53/36,434.81
  6. Step 6: Final answer
    x = 28,317.03

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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.