Home / 39,422.46-59,134.30-13,127.22

Finding the Fourth Proportional to 39,422.46, 59,134.30 and 13,127.22

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Solution

The fourth proportional to 39,422.46, 59,134.30 and 13,127.22 is: 19,691.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,422.46 : 59,134.30 = 13,127.22 : x
  2. Step 2: Convert to fraction form
    39,422.46/59,134.30 = 13,127.22/x
  3. Step 3: Cross multiply
    39,422.46x = 59,134.30 × 13,127.22
  4. Step 4: Simplify right side
    39,422.46x = 776,268,965.65
  5. Step 5: Solve for x
    x = 776,268,965.65/39,422.46
  6. Step 6: Final answer
    x = 19,691.03

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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.