Home / 48,059.74-72,089.61-21,763.90

Finding the Fourth Proportional to 48,059.74, 72,089.61 and 21,763.90

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Solution

The fourth proportional to 48,059.74, 72,089.61 and 21,763.90 is: 32,645.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,059.74 : 72,089.61 = 21,763.90 : x
  2. Step 2: Convert to fraction form
    48,059.74/72,089.61 = 21,763.90/x
  3. Step 3: Cross multiply
    48,059.74x = 72,089.61 × 21,763.90
  4. Step 4: Simplify right side
    48,059.74x = 1,568,951,063.08
  5. Step 5: Solve for x
    x = 1,568,951,063.08/48,059.74
  6. Step 6: Final answer
    x = 32,645.85

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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.