Home / 39,234.80-58,884.60-18,207.20

Finding the Fourth Proportional to 39,234.80, 58,884.60 and 18,207.20

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Solution

The fourth proportional to 39,234.80, 58,884.60 and 18,207.20 is: 27,325.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,234.80 : 58,884.60 = 18,207.20 : x
  2. Step 2: Convert to fraction form
    39,234.80/58,884.60 = 18,207.20/x
  3. Step 3: Cross multiply
    39,234.80x = 58,884.60 × 18,207.20
  4. Step 4: Simplify right side
    39,234.80x = 1,072,123,689.12
  5. Step 5: Solve for x
    x = 1,072,123,689.12/39,234.80
  6. Step 6: Final answer
    x = 27,325.84

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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.