Home / 61,890.50-92,839.31-17,513.53

Finding the Fourth Proportional to 61,890.50, 92,839.31 and 17,513.53

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Solution

The fourth proportional to 61,890.50, 92,839.31 and 17,513.53 is: 26,271.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,890.50 : 92,839.31 = 17,513.53 : x
  2. Step 2: Convert to fraction form
    61,890.50/92,839.31 = 17,513.53/x
  3. Step 3: Cross multiply
    61,890.50x = 92,839.31 × 17,513.53
  4. Step 4: Simplify right side
    61,890.50x = 1,625,944,407.61
  5. Step 5: Solve for x
    x = 1,625,944,407.61/61,890.50
  6. Step 6: Final answer
    x = 26,271.31

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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.