Home / 17,558.90-26,335.48-8,199.88

Finding the Fourth Proportional to 17,558.90, 26,335.48 and 8,199.88

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Solution

The fourth proportional to 17,558.90, 26,335.48 and 8,199.88 is: 12,298.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,558.90 : 26,335.48 = 8,199.88 : x
  2. Step 2: Convert to fraction form
    17,558.90/26,335.48 = 8,199.88/x
  3. Step 3: Cross multiply
    17,558.90x = 26,335.48 × 8,199.88
  4. Step 4: Simplify right side
    17,558.90x = 215,947,775.74
  5. Step 5: Solve for x
    x = 215,947,775.74/17,558.90
  6. Step 6: Final answer
    x = 12,298.48

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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.