Home / 47,473.64-71,209.68-19,387.52

Finding the Fourth Proportional to 47,473.64, 71,209.68 and 19,387.52

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Solution

The fourth proportional to 47,473.64, 71,209.68 and 19,387.52 is: 29,080.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,473.64 : 71,209.68 = 19,387.52 : x
  2. Step 2: Convert to fraction form
    47,473.64/71,209.68 = 19,387.52/x
  3. Step 3: Cross multiply
    47,473.64x = 71,209.68 × 19,387.52
  4. Step 4: Simplify right side
    47,473.64x = 1,380,579,095.19
  5. Step 5: Solve for x
    x = 1,380,579,095.19/47,473.64
  6. Step 6: Final answer
    x = 29,080.96

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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.