Home / 13,089.73-19,627.13-8,934.77

Finding the Fourth Proportional to 13,089.73, 19,627.13 and 8,934.77

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Solution

The fourth proportional to 13,089.73, 19,627.13 and 8,934.77 is: 13,397.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,089.73 : 19,627.13 = 8,934.77 : x
  2. Step 2: Convert to fraction form
    13,089.73/19,627.13 = 8,934.77/x
  3. Step 3: Cross multiply
    13,089.73x = 19,627.13 × 8,934.77
  4. Step 4: Simplify right side
    13,089.73x = 175,363,892.31
  5. Step 5: Solve for x
    x = 175,363,892.31/13,089.73
  6. Step 6: Final answer
    x = 13,397.06

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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.