Home / 39,718.78-59,603.29-22,200.10

Finding the Fourth Proportional to 39,718.78, 59,603.29 and 22,200.10

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Solution

The fourth proportional to 39,718.78, 59,603.29 and 22,200.10 is: 33,314.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,718.78 : 59,603.29 = 22,200.10 : x
  2. Step 2: Convert to fraction form
    39,718.78/59,603.29 = 22,200.10/x
  3. Step 3: Cross multiply
    39,718.78x = 59,603.29 × 22,200.10
  4. Step 4: Simplify right side
    39,718.78x = 1,323,198,793.82
  5. Step 5: Solve for x
    x = 1,323,198,793.82/39,718.78
  6. Step 6: Final answer
    x = 33,314.19

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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.