Home / 26,715.70-36,867.99-14,778.73

Finding the Fourth Proportional to 26,715.70, 36,867.99 and 14,778.73

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Solution

The fourth proportional to 26,715.70, 36,867.99 and 14,778.73 is: 20,394.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.70 : 36,867.99 = 14,778.73 : x
  2. Step 2: Convert to fraction form
    26,715.70/36,867.99 = 14,778.73/x
  3. Step 3: Cross multiply
    26,715.70x = 36,867.99 × 14,778.73
  4. Step 4: Simplify right side
    26,715.70x = 544,862,069.85
  5. Step 5: Solve for x
    x = 544,862,069.85/26,715.70
  6. Step 6: Final answer
    x = 20,394.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.