Home / 26,380.50-36,399.27-16,173.72

Finding the Fourth Proportional to 26,380.50, 36,399.27 and 16,173.72

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Solution

The fourth proportional to 26,380.50, 36,399.27 and 16,173.72 is: 22,316.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.50 : 36,399.27 = 16,173.72 : x
  2. Step 2: Convert to fraction form
    26,380.50/36,399.27 = 16,173.72/x
  3. Step 3: Cross multiply
    26,380.50x = 36,399.27 × 16,173.72
  4. Step 4: Simplify right side
    26,380.50x = 588,711,601.18
  5. Step 5: Solve for x
    x = 588,711,601.18/26,380.50
  6. Step 6: Final answer
    x = 22,316.17

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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.