Home / 56,167.11-84,244.77-18,723.15

Finding the Fourth Proportional to 56,167.11, 84,244.77 and 18,723.15

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Solution

The fourth proportional to 56,167.11, 84,244.77 and 18,723.15 is: 28,082.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167.11 : 84,244.77 = 18,723.15 : x
  2. Step 2: Convert to fraction form
    56,167.11/84,244.77 = 18,723.15/x
  3. Step 3: Cross multiply
    56,167.11x = 84,244.77 × 18,723.15
  4. Step 4: Simplify right side
    56,167.11x = 1,577,327,465.43
  5. Step 5: Solve for x
    x = 1,577,327,465.43/56,167.11
  6. Step 6: Final answer
    x = 28,082.76

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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.