Home / 47,538.06-71,226.90-30,873.12

Finding the Fourth Proportional to 47,538.06, 71,226.90 and 30,873.12

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Solution

The fourth proportional to 47,538.06, 71,226.90 and 30,873.12 is: 46,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,538.06 : 71,226.90 = 30,873.12 : x
  2. Step 2: Convert to fraction form
    47,538.06/71,226.90 = 30,873.12/x
  3. Step 3: Cross multiply
    47,538.06x = 71,226.90 × 30,873.12
  4. Step 4: Simplify right side
    47,538.06x = 2,198,996,630.93
  5. Step 5: Solve for x
    x = 2,198,996,630.93/47,538.06
  6. Step 6: Final answer
    x = 46,257.60

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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.