Home / 27,252.14-37,601.39-15,915.20

Finding the Fourth Proportional to 27,252.14, 37,601.39 and 15,915.20

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Solution

The fourth proportional to 27,252.14, 37,601.39 and 15,915.20 is: 21,959.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,252.14 : 37,601.39 = 15,915.20 : x
  2. Step 2: Convert to fraction form
    27,252.14/37,601.39 = 15,915.20/x
  3. Step 3: Cross multiply
    27,252.14x = 37,601.39 × 15,915.20
  4. Step 4: Simplify right side
    27,252.14x = 598,433,562.55
  5. Step 5: Solve for x
    x = 598,433,562.55/27,252.14
  6. Step 6: Final answer
    x = 21,959.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.