Home / 11,371.04-15,696.48-11,001.92

Finding the Fourth Proportional to 11,371.04, 15,696.48 and 11,001.92

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Solution

The fourth proportional to 11,371.04, 15,696.48 and 11,001.92 is: 15,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,371.04 : 15,696.48 = 11,001.92 : x
  2. Step 2: Convert to fraction form
    11,371.04/15,696.48 = 11,001.92/x
  3. Step 3: Cross multiply
    11,371.04x = 15,696.48 × 11,001.92
  4. Step 4: Simplify right side
    11,371.04x = 172,691,417.24
  5. Step 5: Solve for x
    x = 172,691,417.24/11,371.04
  6. Step 6: Final answer
    x = 15,186.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.