Home / 15,234.88-22,789.12-14,301.76

Finding the Fourth Proportional to 15,234.88, 22,789.12 and 14,301.76

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Solution

The fourth proportional to 15,234.88, 22,789.12 and 14,301.76 is: 21,393.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234.88 : 22,789.12 = 14,301.76 : x
  2. Step 2: Convert to fraction form
    15,234.88/22,789.12 = 14,301.76/x
  3. Step 3: Cross multiply
    15,234.88x = 22,789.12 × 14,301.76
  4. Step 4: Simplify right side
    15,234.88x = 325,924,524.85
  5. Step 5: Solve for x
    x = 325,924,524.85/15,234.88
  6. Step 6: Final answer
    x = 21,393.31

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1.5x scale

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.