Home / 18,309.38-25,242.50-14,545.04

Finding the Fourth Proportional to 18,309.38, 25,242.50 and 14,545.04

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Solution

The fourth proportional to 18,309.38, 25,242.50 and 14,545.04 is: 20,052.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,309.38 : 25,242.50 = 14,545.04 : x
  2. Step 2: Convert to fraction form
    18,309.38/25,242.50 = 14,545.04/x
  3. Step 3: Cross multiply
    18,309.38x = 25,242.50 × 14,545.04
  4. Step 4: Simplify right side
    18,309.38x = 367,153,082.35
  5. Step 5: Solve for x
    x = 367,153,082.35/18,309.38
  6. Step 6: Final answer
    x = 20,052.74

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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.