Home / 11,449.26-17,153.12-11,407.74

Finding the Fourth Proportional to 11,449.26, 17,153.12 and 11,407.74

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Solution

The fourth proportional to 11,449.26, 17,153.12 and 11,407.74 is: 17,090.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.26 : 17,153.12 = 11,407.74 : x
  2. Step 2: Convert to fraction form
    11,449.26/17,153.12 = 11,407.74/x
  3. Step 3: Cross multiply
    11,449.26x = 17,153.12 × 11,407.74
  4. Step 4: Simplify right side
    11,449.26x = 195,678,276.11
  5. Step 5: Solve for x
    x = 195,678,276.11/11,449.26
  6. Step 6: Final answer
    x = 17,090.91

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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.