Home / 13,488.92-20,233.99-9,773.45

Finding the Fourth Proportional to 13,488.92, 20,233.99 and 9,773.45

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Solution

The fourth proportional to 13,488.92, 20,233.99 and 9,773.45 is: 14,660.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488.92 : 20,233.99 = 9,773.45 : x
  2. Step 2: Convert to fraction form
    13,488.92/20,233.99 = 9,773.45/x
  3. Step 3: Cross multiply
    13,488.92x = 20,233.99 × 9,773.45
  4. Step 4: Simplify right side
    13,488.92x = 197,755,840.70
  5. Step 5: Solve for x
    x = 197,755,840.70/13,488.92
  6. Step 6: Final answer
    x = 14,660.61

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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.