Home / 39,649.92-59,483.38-13,354.28

Finding the Fourth Proportional to 39,649.92, 59,483.38 and 13,354.28

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Solution

The fourth proportional to 39,649.92, 59,483.38 and 13,354.28 is: 20,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,649.92 : 59,483.38 = 13,354.28 : x
  2. Step 2: Convert to fraction form
    39,649.92/59,483.38 = 13,354.28/x
  3. Step 3: Cross multiply
    39,649.92x = 59,483.38 × 13,354.28
  4. Step 4: Simplify right side
    39,649.92x = 794,357,711.87
  5. Step 5: Solve for x
    x = 794,357,711.87/39,649.92
  6. Step 6: Final answer
    x = 20,034.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.