Home / 12,040.18-18,060.62-3,275.28

Finding the Fourth Proportional to 12,040.18, 18,060.62 and 3,275.28

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Solution

The fourth proportional to 12,040.18, 18,060.62 and 3,275.28 is: 4,913.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040.18 : 18,060.62 = 3,275.28 : x
  2. Step 2: Convert to fraction form
    12,040.18/18,060.62 = 3,275.28/x
  3. Step 3: Cross multiply
    12,040.18x = 18,060.62 × 3,275.28
  4. Step 4: Simplify right side
    12,040.18x = 59,153,587.47
  5. Step 5: Solve for x
    x = 59,153,587.47/12,040.18
  6. Step 6: Final answer
    x = 4,913.02

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.