Home / 11,170.49-15,304.96-11,032.13

Finding the Fourth Proportional to 11,170.49, 15,304.96 and 11,032.13

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Solution

The fourth proportional to 11,170.49, 15,304.96 and 11,032.13 is: 15,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.49 : 15,304.96 = 11,032.13 : x
  2. Step 2: Convert to fraction form
    11,170.49/15,304.96 = 11,032.13/x
  3. Step 3: Cross multiply
    11,170.49x = 15,304.96 × 11,032.13
  4. Step 4: Simplify right side
    11,170.49x = 168,846,360.42
  5. Step 5: Solve for x
    x = 168,846,360.42/11,170.49
  6. Step 6: Final answer
    x = 15,115.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.