Home / 47,345.52-71,015.49-17,760.88

Finding the Fourth Proportional to 47,345.52, 71,015.49 and 17,760.88

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Solution

The fourth proportional to 47,345.52, 71,015.49 and 17,760.88 is: 26,640.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,345.52 : 71,015.49 = 17,760.88 : x
  2. Step 2: Convert to fraction form
    47,345.52/71,015.49 = 17,760.88/x
  3. Step 3: Cross multiply
    47,345.52x = 71,015.49 × 17,760.88
  4. Step 4: Simplify right side
    47,345.52x = 1,261,297,152.15
  5. Step 5: Solve for x
    x = 1,261,297,152.15/47,345.52
  6. Step 6: Final answer
    x = 26,640.27

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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.