Home / 25,061.66-34,584.71-13,731.06

Finding the Fourth Proportional to 25,061.66, 34,584.71 and 13,731.06

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Solution

The fourth proportional to 25,061.66, 34,584.71 and 13,731.06 is: 18,948.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,061.66 : 34,584.71 = 13,731.06 : x
  2. Step 2: Convert to fraction form
    25,061.66/34,584.71 = 13,731.06/x
  3. Step 3: Cross multiply
    25,061.66x = 34,584.71 × 13,731.06
  4. Step 4: Simplify right side
    25,061.66x = 474,884,659.44
  5. Step 5: Solve for x
    x = 474,884,659.44/25,061.66
  6. Step 6: Final answer
    x = 18,948.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.