Home / 16,248.08-22,422.76-9,963.92

Finding the Fourth Proportional to 16,248.08, 22,422.76 and 9,963.92

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Solution

The fourth proportional to 16,248.08, 22,422.76 and 9,963.92 is: 13,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,248.08 : 22,422.76 = 9,963.92 : x
  2. Step 2: Convert to fraction form
    16,248.08/22,422.76 = 9,963.92/x
  3. Step 3: Cross multiply
    16,248.08x = 22,422.76 × 9,963.92
  4. Step 4: Simplify right side
    16,248.08x = 223,418,586.82
  5. Step 5: Solve for x
    x = 223,418,586.82/16,248.08
  6. Step 6: Final answer
    x = 13,750.46

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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.