Home / 47,556.89-71,336.15-17,988.65

Finding the Fourth Proportional to 47,556.89, 71,336.15 and 17,988.65

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Solution

The fourth proportional to 47,556.89, 71,336.15 and 17,988.65 is: 26,983.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,556.89 : 71,336.15 = 17,988.65 : x
  2. Step 2: Convert to fraction form
    47,556.89/71,336.15 = 17,988.65/x
  3. Step 3: Cross multiply
    47,556.89x = 71,336.15 × 17,988.65
  4. Step 4: Simplify right side
    47,556.89x = 1,283,241,034.70
  5. Step 5: Solve for x
    x = 1,283,241,034.70/47,556.89
  6. Step 6: Final answer
    x = 26,983.28

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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.