Home / 15,517.16-23,100.25-15,424.91

Finding the Fourth Proportional to 15,517.16, 23,100.25 and 15,424.91

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Solution

The fourth proportional to 15,517.16, 23,100.25 and 15,424.91 is: 22,962.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517.16 : 23,100.25 = 15,424.91 : x
  2. Step 2: Convert to fraction form
    15,517.16/23,100.25 = 15,424.91/x
  3. Step 3: Cross multiply
    15,517.16x = 23,100.25 × 15,424.91
  4. Step 4: Simplify right side
    15,517.16x = 356,319,277.23
  5. Step 5: Solve for x
    x = 356,319,277.23/15,517.16
  6. Step 6: Final answer
    x = 22,962.92

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.