Home / 15,548.40-23,371.20-15,256.80

Finding the Fourth Proportional to 15,548.40, 23,371.20 and 15,256.80

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Solution

The fourth proportional to 15,548.40, 23,371.20 and 15,256.80 is: 22,932.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,548.40 : 23,371.20 = 15,256.80 : x
  2. Step 2: Convert to fraction form
    15,548.40/23,371.20 = 15,256.80/x
  3. Step 3: Cross multiply
    15,548.40x = 23,371.20 × 15,256.80
  4. Step 4: Simplify right side
    15,548.40x = 356,569,724.16
  5. Step 5: Solve for x
    x = 356,569,724.16/15,548.40
  6. Step 6: Final answer
    x = 22,932.89

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1.5x scale

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.