Home / 16,884.32-25,320.40-5,788.02

Finding the Fourth Proportional to 16,884.32, 25,320.40 and 5,788.02

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Solution

The fourth proportional to 16,884.32, 25,320.40 and 5,788.02 is: 8,679.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,884.32 : 25,320.40 = 5,788.02 : x
  2. Step 2: Convert to fraction form
    16,884.32/25,320.40 = 5,788.02/x
  3. Step 3: Cross multiply
    16,884.32x = 25,320.40 × 5,788.02
  4. Step 4: Simplify right side
    16,884.32x = 146,555,062.09
  5. Step 5: Solve for x
    x = 146,555,062.09/16,884.32
  6. Step 6: Final answer
    x = 8,679.95

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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.