Home / 34,721.49-52,078.11-9,074.13

Finding the Fourth Proportional to 34,721.49, 52,078.11 and 9,074.13

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Solution

The fourth proportional to 34,721.49, 52,078.11 and 9,074.13 is: 13,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,721.49 : 52,078.11 = 9,074.13 : x
  2. Step 2: Convert to fraction form
    34,721.49/52,078.11 = 9,074.13/x
  3. Step 3: Cross multiply
    34,721.49x = 52,078.11 × 9,074.13
  4. Step 4: Simplify right side
    34,721.49x = 472,563,540.29
  5. Step 5: Solve for x
    x = 472,563,540.29/34,721.49
  6. Step 6: Final answer
    x = 13,610.12

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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.