Home / 14,253.02-19,666.17-8,281.61

Finding the Fourth Proportional to 14,253.02, 19,666.17 and 8,281.61

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Solution

The fourth proportional to 14,253.02, 19,666.17 and 8,281.61 is: 11,426.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.02 : 19,666.17 = 8,281.61 : x
  2. Step 2: Convert to fraction form
    14,253.02/19,666.17 = 8,281.61/x
  3. Step 3: Cross multiply
    14,253.02x = 19,666.17 × 8,281.61
  4. Step 4: Simplify right side
    14,253.02x = 162,867,451.80
  5. Step 5: Solve for x
    x = 162,867,451.80/14,253.02
  6. Step 6: Final answer
    x = 11,426.88

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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.