Home / 16,281.15-24,422.91-6,920.10

Finding the Fourth Proportional to 16,281.15, 24,422.91 and 6,920.10

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Solution

The fourth proportional to 16,281.15, 24,422.91 and 6,920.10 is: 10,380.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,281.15 : 24,422.91 = 6,920.10 : x
  2. Step 2: Convert to fraction form
    16,281.15/24,422.91 = 6,920.10/x
  3. Step 3: Cross multiply
    16,281.15x = 24,422.91 × 6,920.10
  4. Step 4: Simplify right side
    16,281.15x = 169,008,979.49
  5. Step 5: Solve for x
    x = 169,008,979.49/16,281.15
  6. Step 6: Final answer
    x = 10,380.65

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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.