Home / 10,856.62-16,267.05-9,948.75

Finding the Fourth Proportional to 10,856.62, 16,267.05 and 9,948.75

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Solution

The fourth proportional to 10,856.62, 16,267.05 and 9,948.75 is: 14,906.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856.62 : 16,267.05 = 9,948.75 : x
  2. Step 2: Convert to fraction form
    10,856.62/16,267.05 = 9,948.75/x
  3. Step 3: Cross multiply
    10,856.62x = 16,267.05 × 9,948.75
  4. Step 4: Simplify right side
    10,856.62x = 161,836,774.70
  5. Step 5: Solve for x
    x = 161,836,774.70/10,856.62
  6. Step 6: Final answer
    x = 14,906.73

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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.