Home / 24,125.60-33,289.44-13,515.20

Finding the Fourth Proportional to 24,125.60, 33,289.44 and 13,515.20

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Solution

The fourth proportional to 24,125.60, 33,289.44 and 13,515.20 is: 18,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,125.60 : 33,289.44 = 13,515.20 : x
  2. Step 2: Convert to fraction form
    24,125.60/33,289.44 = 13,515.20/x
  3. Step 3: Cross multiply
    24,125.60x = 33,289.44 × 13,515.20
  4. Step 4: Simplify right side
    24,125.60x = 449,913,439.49
  5. Step 5: Solve for x
    x = 449,913,439.49/24,125.60
  6. Step 6: Final answer
    x = 18,648.80

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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.