Home / 14,818.60-22,227.90-9,872.20

Finding the Fourth Proportional to 14,818.60, 22,227.90 and 9,872.20

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Solution

The fourth proportional to 14,818.60, 22,227.90 and 9,872.20 is: 14,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818.60 : 22,227.90 = 9,872.20 : x
  2. Step 2: Convert to fraction form
    14,818.60/22,227.90 = 9,872.20/x
  3. Step 3: Cross multiply
    14,818.60x = 22,227.90 × 9,872.20
  4. Step 4: Simplify right side
    14,818.60x = 219,438,274.38
  5. Step 5: Solve for x
    x = 219,438,274.38/14,818.60
  6. Step 6: Final answer
    x = 14,808.30

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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.