Home / 17,591.68-26,354.40-13,677.04

Finding the Fourth Proportional to 17,591.68, 26,354.40 and 13,677.04

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Solution

The fourth proportional to 17,591.68, 26,354.40 and 13,677.04 is: 20,489.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,591.68 : 26,354.40 = 13,677.04 : x
  2. Step 2: Convert to fraction form
    17,591.68/26,354.40 = 13,677.04/x
  3. Step 3: Cross multiply
    17,591.68x = 26,354.40 × 13,677.04
  4. Step 4: Simplify right side
    17,591.68x = 360,450,182.98
  5. Step 5: Solve for x
    x = 360,450,182.98/17,591.68
  6. Step 6: Final answer
    x = 20,489.81

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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.