Home / 42,411.70-63,617.55-39,301.30

Finding the Fourth Proportional to 42,411.70, 63,617.55 and 39,301.30

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Solution

The fourth proportional to 42,411.70, 63,617.55 and 39,301.30 is: 58,951.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,411.70 : 63,617.55 = 39,301.30 : x
  2. Step 2: Convert to fraction form
    42,411.70/63,617.55 = 39,301.30/x
  3. Step 3: Cross multiply
    42,411.70x = 63,617.55 × 39,301.30
  4. Step 4: Simplify right side
    42,411.70x = 2,500,252,417.82
  5. Step 5: Solve for x
    x = 2,500,252,417.82/42,411.70
  6. Step 6: Final answer
    x = 58,951.95

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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.