Home / 26,320.60-36,320.88-14,381.56

Finding the Fourth Proportional to 26,320.60, 36,320.88 and 14,381.56

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Solution

The fourth proportional to 26,320.60, 36,320.88 and 14,381.56 is: 19,845.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,320.60 : 36,320.88 = 14,381.56 : x
  2. Step 2: Convert to fraction form
    26,320.60/36,320.88 = 14,381.56/x
  3. Step 3: Cross multiply
    26,320.60x = 36,320.88 × 14,381.56
  4. Step 4: Simplify right side
    26,320.60x = 522,350,914.97
  5. Step 5: Solve for x
    x = 522,350,914.97/26,320.60
  6. Step 6: Final answer
    x = 19,845.71

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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.