Home / 17,928.32-26,911.84-13,593.12

Finding the Fourth Proportional to 17,928.32, 26,911.84 and 13,593.12

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Solution

The fourth proportional to 17,928.32, 26,911.84 and 13,593.12 is: 20,404.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.32 : 26,911.84 = 13,593.12 : x
  2. Step 2: Convert to fraction form
    17,928.32/26,911.84 = 13,593.12/x
  3. Step 3: Cross multiply
    17,928.32x = 26,911.84 × 13,593.12
  4. Step 4: Simplify right side
    17,928.32x = 365,815,870.54
  5. Step 5: Solve for x
    x = 365,815,870.54/17,928.32
  6. Step 6: Final answer
    x = 20,404.36

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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.