Home / 16,854.80-25,298.40-8,544.20

Finding the Fourth Proportional to 16,854.80, 25,298.40 and 8,544.20

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Solution

The fourth proportional to 16,854.80, 25,298.40 and 8,544.20 is: 12,824.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.80 : 25,298.40 = 8,544.20 : x
  2. Step 2: Convert to fraction form
    16,854.80/25,298.40 = 8,544.20/x
  3. Step 3: Cross multiply
    16,854.80x = 25,298.40 × 8,544.20
  4. Step 4: Simplify right side
    16,854.80x = 216,154,589.28
  5. Step 5: Solve for x
    x = 216,154,589.28/16,854.80
  6. Step 6: Final answer
    x = 12,824.51

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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.