Home / 61,431.40-92,147.05-17,058.13

Finding the Fourth Proportional to 61,431.40, 92,147.05 and 17,058.13

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Solution

The fourth proportional to 61,431.40, 92,147.05 and 17,058.13 is: 25,587.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,431.40 : 92,147.05 = 17,058.13 : x
  2. Step 2: Convert to fraction form
    61,431.40/92,147.05 = 17,058.13/x
  3. Step 3: Cross multiply
    61,431.40x = 92,147.05 × 17,058.13
  4. Step 4: Simplify right side
    61,431.40x = 1,571,856,358.02
  5. Step 5: Solve for x
    x = 1,571,856,358.02/61,431.40
  6. Step 6: Final answer
    x = 25,587.18

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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.