Home / 26,055.11-39,082.68-18,298.55

Finding the Fourth Proportional to 26,055.11, 39,082.68 and 18,298.55

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Solution

The fourth proportional to 26,055.11, 39,082.68 and 18,298.55 is: 27,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,055.11 : 39,082.68 = 18,298.55 : x
  2. Step 2: Convert to fraction form
    26,055.11/39,082.68 = 18,298.55/x
  3. Step 3: Cross multiply
    26,055.11x = 39,082.68 × 18,298.55
  4. Step 4: Simplify right side
    26,055.11x = 715,156,178.70
  5. Step 5: Solve for x
    x = 715,156,178.70/26,055.11
  6. Step 6: Final answer
    x = 27,447.83

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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.