Home / 39,934.80-59,902.20-15,310.80

Finding the Fourth Proportional to 39,934.80, 59,902.20 and 15,310.80

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Solution

The fourth proportional to 39,934.80, 59,902.20 and 15,310.80 is: 22,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,934.80 : 59,902.20 = 15,310.80 : x
  2. Step 2: Convert to fraction form
    39,934.80/59,902.20 = 15,310.80/x
  3. Step 3: Cross multiply
    39,934.80x = 59,902.20 × 15,310.80
  4. Step 4: Simplify right side
    39,934.80x = 917,150,603.76
  5. Step 5: Solve for x
    x = 917,150,603.76/39,934.80
  6. Step 6: Final answer
    x = 22,966.20

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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.