Home / 16,279.56-22,462.02-11,248.20

Finding the Fourth Proportional to 16,279.56, 22,462.02 and 11,248.20

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Solution

The fourth proportional to 16,279.56, 22,462.02 and 11,248.20 is: 15,519.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.56 : 22,462.02 = 11,248.20 : x
  2. Step 2: Convert to fraction form
    16,279.56/22,462.02 = 11,248.20/x
  3. Step 3: Cross multiply
    16,279.56x = 22,462.02 × 11,248.20
  4. Step 4: Simplify right side
    16,279.56x = 252,657,293.36
  5. Step 5: Solve for x
    x = 252,657,293.36/16,279.56
  6. Step 6: Final answer
    x = 15,519.91

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1.5x scale

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.