Home / 39,761.31-59,604.84-13,447.65

Finding the Fourth Proportional to 39,761.31, 59,604.84 and 13,447.65

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Solution

The fourth proportional to 39,761.31, 59,604.84 and 13,447.65 is: 20,158.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,761.31 : 59,604.84 = 13,447.65 : x
  2. Step 2: Convert to fraction form
    39,761.31/59,604.84 = 13,447.65/x
  3. Step 3: Cross multiply
    39,761.31x = 59,604.84 × 13,447.65
  4. Step 4: Simplify right side
    39,761.31x = 801,545,026.63
  5. Step 5: Solve for x
    x = 801,545,026.63/39,761.31
  6. Step 6: Final answer
    x = 20,158.92

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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.