Home / 25,137.47-34,689.11-13,806.93

Finding the Fourth Proportional to 25,137.47, 34,689.11 and 13,806.93

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Solution

The fourth proportional to 25,137.47, 34,689.11 and 13,806.93 is: 19,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,137.47 : 34,689.11 = 13,806.93 : x
  2. Step 2: Convert to fraction form
    25,137.47/34,689.11 = 13,806.93/x
  3. Step 3: Cross multiply
    25,137.47x = 34,689.11 × 13,806.93
  4. Step 4: Simplify right side
    25,137.47x = 478,950,044.50
  5. Step 5: Solve for x
    x = 478,950,044.50/25,137.47
  6. Step 6: Final answer
    x = 19,053.24

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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.