Home / 42,266.67-63,400.61-20,082.32

Finding the Fourth Proportional to 42,266.67, 63,400.61 and 20,082.32

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Solution

The fourth proportional to 42,266.67, 63,400.61 and 20,082.32 is: 30,123.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,266.67 : 63,400.61 = 20,082.32 : x
  2. Step 2: Convert to fraction form
    42,266.67/63,400.61 = 20,082.32/x
  3. Step 3: Cross multiply
    42,266.67x = 63,400.61 × 20,082.32
  4. Step 4: Simplify right side
    42,266.67x = 1,273,231,338.22
  5. Step 5: Solve for x
    x = 1,273,231,338.22/42,266.67
  6. Step 6: Final answer
    x = 30,123.77

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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.