Home / 15,169.07-22,753.61-4,781.63

Finding the Fourth Proportional to 15,169.07, 22,753.61 and 4,781.63

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Solution

The fourth proportional to 15,169.07, 22,753.61 and 4,781.63 is: 7,172.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169.07 : 22,753.61 = 4,781.63 : x
  2. Step 2: Convert to fraction form
    15,169.07/22,753.61 = 4,781.63/x
  3. Step 3: Cross multiply
    15,169.07x = 22,753.61 × 4,781.63
  4. Step 4: Simplify right side
    15,169.07x = 108,799,206.51
  5. Step 5: Solve for x
    x = 108,799,206.51/15,169.07
  6. Step 6: Final answer
    x = 7,172.44

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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.