Home / 38,045.30-57,091.64-18,325.85

Finding the Fourth Proportional to 38,045.30, 57,091.64 and 18,325.85

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Solution

The fourth proportional to 38,045.30, 57,091.64 and 18,325.85 is: 27,500.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,045.30 : 57,091.64 = 18,325.85 : x
  2. Step 2: Convert to fraction form
    38,045.30/57,091.64 = 18,325.85/x
  3. Step 3: Cross multiply
    38,045.30x = 57,091.64 × 18,325.85
  4. Step 4: Simplify right side
    38,045.30x = 1,046,252,453.81
  5. Step 5: Solve for x
    x = 1,046,252,453.81/38,045.30
  6. Step 6: Final answer
    x = 27,500.18

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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.