Home / 10,082.38-15,055.61-8,237.14

Finding the Fourth Proportional to 10,082.38, 15,055.61 and 8,237.14

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Solution

The fourth proportional to 10,082.38, 15,055.61 and 8,237.14 is: 12,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.38 : 15,055.61 = 8,237.14 : x
  2. Step 2: Convert to fraction form
    10,082.38/15,055.61 = 8,237.14/x
  3. Step 3: Cross multiply
    10,082.38x = 15,055.61 × 8,237.14
  4. Step 4: Simplify right side
    10,082.38x = 124,015,167.36
  5. Step 5: Solve for x
    x = 124,015,167.36/10,082.38
  6. Step 6: Final answer
    x = 12,300.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.