Home / 47,621.68-71,440.08-16,459.36

Finding the Fourth Proportional to 47,621.68, 71,440.08 and 16,459.36

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Solution

The fourth proportional to 47,621.68, 71,440.08 and 16,459.36 is: 24,691.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,621.68 : 71,440.08 = 16,459.36 : x
  2. Step 2: Convert to fraction form
    47,621.68/71,440.08 = 16,459.36/x
  3. Step 3: Cross multiply
    47,621.68x = 71,440.08 × 16,459.36
  4. Step 4: Simplify right side
    47,621.68x = 1,175,857,995.15
  5. Step 5: Solve for x
    x = 1,175,857,995.15/47,621.68
  6. Step 6: Final answer
    x = 24,691.65

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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.