Home / 16,891.60-25,352.90-8,577.40

Finding the Fourth Proportional to 16,891.60, 25,352.90 and 8,577.40

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Solution

The fourth proportional to 16,891.60, 25,352.90 and 8,577.40 is: 12,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,891.60 : 25,352.90 = 8,577.40 : x
  2. Step 2: Convert to fraction form
    16,891.60/25,352.90 = 8,577.40/x
  3. Step 3: Cross multiply
    16,891.60x = 25,352.90 × 8,577.40
  4. Step 4: Simplify right side
    16,891.60x = 217,461,964.46
  5. Step 5: Solve for x
    x = 217,461,964.46/16,891.60
  6. Step 6: Final answer
    x = 12,873.97

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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.