Home / 15,164.77-22,733.28-12,839.77

Finding the Fourth Proportional to 15,164.77, 22,733.28 and 12,839.77

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Solution

The fourth proportional to 15,164.77, 22,733.28 and 12,839.77 is: 19,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,164.77 : 22,733.28 = 12,839.77 : x
  2. Step 2: Convert to fraction form
    15,164.77/22,733.28 = 12,839.77/x
  3. Step 3: Cross multiply
    15,164.77x = 22,733.28 × 12,839.77
  4. Step 4: Simplify right side
    15,164.77x = 291,890,086.55
  5. Step 5: Solve for x
    x = 291,890,086.55/15,164.77
  6. Step 6: Final answer
    x = 19,247.91

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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.