Home / 23,915.60-33,008.98-15,517.52

Finding the Fourth Proportional to 23,915.60, 33,008.98 and 15,517.52

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Solution

The fourth proportional to 23,915.60, 33,008.98 and 15,517.52 is: 21,417.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,915.60 : 33,008.98 = 15,517.52 : x
  2. Step 2: Convert to fraction form
    23,915.60/33,008.98 = 15,517.52/x
  3. Step 3: Cross multiply
    23,915.60x = 33,008.98 × 15,517.52
  4. Step 4: Simplify right side
    23,915.60x = 512,217,507.33
  5. Step 5: Solve for x
    x = 512,217,507.33/23,915.60
  6. Step 6: Final answer
    x = 21,417.72

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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.