Home / 39,929.10-59,883.42-11,842.59

Finding the Fourth Proportional to 39,929.10, 59,883.42 and 11,842.59

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Solution

The fourth proportional to 39,929.10, 59,883.42 and 11,842.59 is: 17,760.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,929.10 : 59,883.42 = 11,842.59 : x
  2. Step 2: Convert to fraction form
    39,929.10/59,883.42 = 11,842.59/x
  3. Step 3: Cross multiply
    39,929.10x = 59,883.42 × 11,842.59
  4. Step 4: Simplify right side
    39,929.10x = 709,174,790.86
  5. Step 5: Solve for x
    x = 709,174,790.86/39,929.10
  6. Step 6: Final answer
    x = 17,760.85

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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.