Home / 15,966.52-22,031.80-9,252.02

Finding the Fourth Proportional to 15,966.52, 22,031.80 and 9,252.02

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Solution

The fourth proportional to 15,966.52, 22,031.80 and 9,252.02 is: 12,766.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966.52 : 22,031.80 = 9,252.02 : x
  2. Step 2: Convert to fraction form
    15,966.52/22,031.80 = 9,252.02/x
  3. Step 3: Cross multiply
    15,966.52x = 22,031.80 × 9,252.02
  4. Step 4: Simplify right side
    15,966.52x = 203,838,686.19
  5. Step 5: Solve for x
    x = 203,838,686.19/15,966.52
  6. Step 6: Final answer
    x = 12,766.63

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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.