Home / 11,822.22-17,681.04-10,515.14

Finding the Fourth Proportional to 11,822.22, 17,681.04 and 10,515.14

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Solution

The fourth proportional to 11,822.22, 17,681.04 and 10,515.14 is: 15,726.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.22 : 17,681.04 = 10,515.14 : x
  2. Step 2: Convert to fraction form
    11,822.22/17,681.04 = 10,515.14/x
  3. Step 3: Cross multiply
    11,822.22x = 17,681.04 × 10,515.14
  4. Step 4: Simplify right side
    11,822.22x = 185,918,694.58
  5. Step 5: Solve for x
    x = 185,918,694.58/11,822.22
  6. Step 6: Final answer
    x = 15,726.21

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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.