Home / 17,788.62-26,679.52-8,298.32

Finding the Fourth Proportional to 17,788.62, 26,679.52 and 8,298.32

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Solution

The fourth proportional to 17,788.62, 26,679.52 and 8,298.32 is: 12,445.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,788.62 : 26,679.52 = 8,298.32 : x
  2. Step 2: Convert to fraction form
    17,788.62/26,679.52 = 8,298.32/x
  3. Step 3: Cross multiply
    17,788.62x = 26,679.52 × 8,298.32
  4. Step 4: Simplify right side
    17,788.62x = 221,395,194.41
  5. Step 5: Solve for x
    x = 221,395,194.41/17,788.62
  6. Step 6: Final answer
    x = 12,445.89

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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.