Home / 18,275.20-27,414.89-9,967.37

Finding the Fourth Proportional to 18,275.20, 27,414.89 and 9,967.37

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Solution

The fourth proportional to 18,275.20, 27,414.89 and 9,967.37 is: 14,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,275.20 : 27,414.89 = 9,967.37 : x
  2. Step 2: Convert to fraction form
    18,275.20/27,414.89 = 9,967.37/x
  3. Step 3: Cross multiply
    18,275.20x = 27,414.89 × 9,967.37
  4. Step 4: Simplify right side
    18,275.20x = 273,254,302.30
  5. Step 5: Solve for x
    x = 273,254,302.30/18,275.20
  6. Step 6: Final answer
    x = 14,952.20

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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.