Home / 26,381.60-36,406.78-14,446.04

Finding the Fourth Proportional to 26,381.60, 36,406.78 and 14,446.04

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Solution

The fourth proportional to 26,381.60, 36,406.78 and 14,446.04 is: 19,935.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,381.60 : 36,406.78 = 14,446.04 : x
  2. Step 2: Convert to fraction form
    26,381.60/36,406.78 = 14,446.04/x
  3. Step 3: Cross multiply
    26,381.60x = 36,406.78 × 14,446.04
  4. Step 4: Simplify right side
    26,381.60x = 525,933,800.15
  5. Step 5: Solve for x
    x = 525,933,800.15/26,381.60
  6. Step 6: Final answer
    x = 19,935.63

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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.