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Finding the Fourth Proportional to 15,195.33, 22,786.29 and 6,875.01

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Solution

The fourth proportional to 15,195.33, 22,786.29 and 6,875.01 is: 10,309.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,195.33 : 22,786.29 = 6,875.01 : x
  2. Step 2: Convert to fraction form
    15,195.33/22,786.29 = 6,875.01/x
  3. Step 3: Cross multiply
    15,195.33x = 22,786.29 × 6,875.01
  4. Step 4: Simplify right side
    15,195.33x = 156,655,971.61
  5. Step 5: Solve for x
    x = 156,655,971.61/15,195.33
  6. Step 6: Final answer
    x = 10,309.48

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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.