Home / 47,981.92-71,909.52-23,029.60

Finding the Fourth Proportional to 47,981.92, 71,909.52 and 23,029.60

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Solution

The fourth proportional to 47,981.92, 71,909.52 and 23,029.60 is: 34,513.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.92 : 71,909.52 = 23,029.60 : x
  2. Step 2: Convert to fraction form
    47,981.92/71,909.52 = 23,029.60/x
  3. Step 3: Cross multiply
    47,981.92x = 71,909.52 × 23,029.60
  4. Step 4: Simplify right side
    47,981.92x = 1,656,047,481.79
  5. Step 5: Solve for x
    x = 1,656,047,481.79/47,981.92
  6. Step 6: Final answer
    x = 34,513.99

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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.