Home / 56,082.13-84,091.68-18,622.15

Finding the Fourth Proportional to 56,082.13, 84,091.68 and 18,622.15

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Solution

The fourth proportional to 56,082.13, 84,091.68 and 18,622.15 is: 27,922.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,082.13 : 84,091.68 = 18,622.15 : x
  2. Step 2: Convert to fraction form
    56,082.13/84,091.68 = 18,622.15/x
  3. Step 3: Cross multiply
    56,082.13x = 84,091.68 × 18,622.15
  4. Step 4: Simplify right side
    56,082.13x = 1,565,967,878.71
  5. Step 5: Solve for x
    x = 1,565,967,878.71/56,082.13
  6. Step 6: Final answer
    x = 27,922.76

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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.