Home / 16,250.40-24,385.20-11,856.80

Finding the Fourth Proportional to 16,250.40, 24,385.20 and 11,856.80

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Solution

The fourth proportional to 16,250.40, 24,385.20 and 11,856.80 is: 17,792.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,250.40 : 24,385.20 = 11,856.80 : x
  2. Step 2: Convert to fraction form
    16,250.40/24,385.20 = 11,856.80/x
  3. Step 3: Cross multiply
    16,250.40x = 24,385.20 × 11,856.80
  4. Step 4: Simplify right side
    16,250.40x = 289,130,439.36
  5. Step 5: Solve for x
    x = 289,130,439.36/16,250.40
  6. Step 6: Final answer
    x = 17,792.20

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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.