Home / 18,178.35-27,267.60-9,862.29

Finding the Fourth Proportional to 18,178.35, 27,267.60 and 9,862.29

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Solution

The fourth proportional to 18,178.35, 27,267.60 and 9,862.29 is: 14,793.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178.35 : 27,267.60 = 9,862.29 : x
  2. Step 2: Convert to fraction form
    18,178.35/27,267.60 = 9,862.29/x
  3. Step 3: Cross multiply
    18,178.35x = 27,267.60 × 9,862.29
  4. Step 4: Simplify right side
    18,178.35x = 268,920,978.80
  5. Step 5: Solve for x
    x = 268,920,978.80/18,178.35
  6. Step 6: Final answer
    x = 14,793.48

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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.