Home / 15,964.59-22,031.13-9,254.12

Finding the Fourth Proportional to 15,964.59, 22,031.13 and 9,254.12

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Solution

The fourth proportional to 15,964.59, 22,031.13 and 9,254.12 is: 12,770.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.59 : 22,031.13 = 9,254.12 : x
  2. Step 2: Convert to fraction form
    15,964.59/22,031.13 = 9,254.12/x
  3. Step 3: Cross multiply
    15,964.59x = 22,031.13 × 9,254.12
  4. Step 4: Simplify right side
    15,964.59x = 203,878,633.74
  5. Step 5: Solve for x
    x = 203,878,633.74/15,964.59
  6. Step 6: Final answer
    x = 12,770.68

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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.