Home / 39,311.45-58,966.89-23,520.86

Finding the Fourth Proportional to 39,311.45, 58,966.89 and 23,520.86

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Solution

The fourth proportional to 39,311.45, 58,966.89 and 23,520.86 is: 35,281.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,311.45 : 58,966.89 = 23,520.86 : x
  2. Step 2: Convert to fraction form
    39,311.45/58,966.89 = 23,520.86/x
  3. Step 3: Cross multiply
    39,311.45x = 58,966.89 × 23,520.86
  4. Step 4: Simplify right side
    39,311.45x = 1,386,951,964.33
  5. Step 5: Solve for x
    x = 1,386,951,964.33/39,311.45
  6. Step 6: Final answer
    x = 35,281.12

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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.