Home / 16,237.20-24,355.80-15,143.70

Finding the Fourth Proportional to 16,237.20, 24,355.80 and 15,143.70

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Solution

The fourth proportional to 16,237.20, 24,355.80 and 15,143.70 is: 22,715.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,237.20 : 24,355.80 = 15,143.70 : x
  2. Step 2: Convert to fraction form
    16,237.20/24,355.80 = 15,143.70/x
  3. Step 3: Cross multiply
    16,237.20x = 24,355.80 × 15,143.70
  4. Step 4: Simplify right side
    16,237.20x = 368,836,928.46
  5. Step 5: Solve for x
    x = 368,836,928.46/16,237.20
  6. Step 6: Final answer
    x = 22,715.55

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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.