Home / 39,419.33-59,120.13-11,333.14

Finding the Fourth Proportional to 39,419.33, 59,120.13 and 11,333.14

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Solution

The fourth proportional to 39,419.33, 59,120.13 and 11,333.14 is: 16,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,419.33 : 59,120.13 = 11,333.14 : x
  2. Step 2: Convert to fraction form
    39,419.33/59,120.13 = 11,333.14/x
  3. Step 3: Cross multiply
    39,419.33x = 59,120.13 × 11,333.14
  4. Step 4: Simplify right side
    39,419.33x = 670,016,710.11
  5. Step 5: Solve for x
    x = 670,016,710.11/39,419.33
  6. Step 6: Final answer
    x = 16,997.16

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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.