Home / 11,449.10-17,097.24-8,955.92

Finding the Fourth Proportional to 11,449.10, 17,097.24 and 8,955.92

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Solution

The fourth proportional to 11,449.10, 17,097.24 and 8,955.92 is: 13,374.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.10 : 17,097.24 = 8,955.92 : x
  2. Step 2: Convert to fraction form
    11,449.10/17,097.24 = 8,955.92/x
  3. Step 3: Cross multiply
    11,449.10x = 17,097.24 × 8,955.92
  4. Step 4: Simplify right side
    11,449.10x = 153,121,513.66
  5. Step 5: Solve for x
    x = 153,121,513.66/11,449.10
  6. Step 6: Final answer
    x = 13,374.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.