Home / 25,020.31-34,522.91-14,407.15

Finding the Fourth Proportional to 25,020.31, 34,522.91 and 14,407.15

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Solution

The fourth proportional to 25,020.31, 34,522.91 and 14,407.15 is: 19,878.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,020.31 : 34,522.91 = 14,407.15 : x
  2. Step 2: Convert to fraction form
    25,020.31/34,522.91 = 14,407.15/x
  3. Step 3: Cross multiply
    25,020.31x = 34,522.91 × 14,407.15
  4. Step 4: Simplify right side
    25,020.31x = 497,376,498.16
  5. Step 5: Solve for x
    x = 497,376,498.16/25,020.31
  6. Step 6: Final answer
    x = 19,878.91

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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.