Home / 47,560.14-71,341.02-17,991.90

Finding the Fourth Proportional to 47,560.14, 71,341.02 and 17,991.90

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Solution

The fourth proportional to 47,560.14, 71,341.02 and 17,991.90 is: 26,988.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,560.14 : 71,341.02 = 17,991.90 : x
  2. Step 2: Convert to fraction form
    47,560.14/71,341.02 = 17,991.90/x
  3. Step 3: Cross multiply
    47,560.14x = 71,341.02 × 17,991.90
  4. Step 4: Simplify right side
    47,560.14x = 1,283,560,497.74
  5. Step 5: Solve for x
    x = 1,283,560,497.74/47,560.14
  6. Step 6: Final answer
    x = 26,988.16

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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.