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Finding the Fourth Proportional to 47,908.80, 71,832.06 and 22,948.20

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Solution

The fourth proportional to 47,908.80, 71,832.06 and 22,948.20 is: 34,407.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,908.80 : 71,832.06 = 22,948.20 : x
  2. Step 2: Convert to fraction form
    47,908.80/71,832.06 = 22,948.20/x
  3. Step 3: Cross multiply
    47,908.80x = 71,832.06 × 22,948.20
  4. Step 4: Simplify right side
    47,908.80x = 1,648,416,479.29
  5. Step 5: Solve for x
    x = 1,648,416,479.29/47,908.80
  6. Step 6: Final answer
    x = 34,407.38

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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.