Home / 47,556.14-71,335.02-17,987.90

Finding the Fourth Proportional to 47,556.14, 71,335.02 and 17,987.90

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Solution

The fourth proportional to 47,556.14, 71,335.02 and 17,987.90 is: 26,982.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,556.14 : 71,335.02 = 17,987.90 : x
  2. Step 2: Convert to fraction form
    47,556.14/71,335.02 = 17,987.90/x
  3. Step 3: Cross multiply
    47,556.14x = 71,335.02 × 17,987.90
  4. Step 4: Simplify right side
    47,556.14x = 1,283,167,206.26
  5. Step 5: Solve for x
    x = 1,283,167,206.26/47,556.14
  6. Step 6: Final answer
    x = 26,982.16

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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.