Home / 47,618.17-71,425.03-19,531.28

Finding the Fourth Proportional to 47,618.17, 71,425.03 and 19,531.28

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Solution

The fourth proportional to 47,618.17, 71,425.03 and 19,531.28 is: 29,296.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,618.17 : 71,425.03 = 19,531.28 : x
  2. Step 2: Convert to fraction form
    47,618.17/71,425.03 = 19,531.28/x
  3. Step 3: Cross multiply
    47,618.17x = 71,425.03 × 19,531.28
  4. Step 4: Simplify right side
    47,618.17x = 1,395,021,997.06
  5. Step 5: Solve for x
    x = 1,395,021,997.06/47,618.17
  6. Step 6: Final answer
    x = 29,296.00

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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.