Home / 16,568.20-24,852.30-13,287.70

Finding the Fourth Proportional to 16,568.20, 24,852.30 and 13,287.70

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Solution

The fourth proportional to 16,568.20, 24,852.30 and 13,287.70 is: 19,931.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,568.20 : 24,852.30 = 13,287.70 : x
  2. Step 2: Convert to fraction form
    16,568.20/24,852.30 = 13,287.70/x
  3. Step 3: Cross multiply
    16,568.20x = 24,852.30 × 13,287.70
  4. Step 4: Simplify right side
    16,568.20x = 330,229,906.71
  5. Step 5: Solve for x
    x = 330,229,906.71/16,568.20
  6. Step 6: Final answer
    x = 19,931.55

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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.