Home / 29,078.59-43,618.99-9,089.92

Finding the Fourth Proportional to 29,078.59, 43,618.99 and 9,089.92

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Solution

The fourth proportional to 29,078.59, 43,618.99 and 9,089.92 is: 13,635.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,078.59 : 43,618.99 = 9,089.92 : x
  2. Step 2: Convert to fraction form
    29,078.59/43,618.99 = 9,089.92/x
  3. Step 3: Cross multiply
    29,078.59x = 43,618.99 × 9,089.92
  4. Step 4: Simplify right side
    29,078.59x = 396,493,129.58
  5. Step 5: Solve for x
    x = 396,493,129.58/29,078.59
  6. Step 6: Final answer
    x = 13,635.23

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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.