Home / 16,867.58-25,286.33-8,543.31

Finding the Fourth Proportional to 16,867.58, 25,286.33 and 8,543.31

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Solution

The fourth proportional to 16,867.58, 25,286.33 and 8,543.31 is: 12,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867.58 : 25,286.33 = 8,543.31 : x
  2. Step 2: Convert to fraction form
    16,867.58/25,286.33 = 8,543.31/x
  3. Step 3: Cross multiply
    16,867.58x = 25,286.33 × 8,543.31
  4. Step 4: Simplify right side
    16,867.58x = 216,028,995.17
  5. Step 5: Solve for x
    x = 216,028,995.17/16,867.58
  6. Step 6: Final answer
    x = 12,807.35

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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.