Home / 19,498.12-29,250.32-8,404.97

Finding the Fourth Proportional to 19,498.12, 29,250.32 and 8,404.97

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Solution

The fourth proportional to 19,498.12, 29,250.32 and 8,404.97 is: 12,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498.12 : 29,250.32 = 8,404.97 : x
  2. Step 2: Convert to fraction form
    19,498.12/29,250.32 = 8,404.97/x
  3. Step 3: Cross multiply
    19,498.12x = 29,250.32 × 8,404.97
  4. Step 4: Simplify right side
    19,498.12x = 245,847,873.81
  5. Step 5: Solve for x
    x = 245,847,873.81/19,498.12
  6. Step 6: Final answer
    x = 12,608.80

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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.