Home / 15,119.22-22,681.07-4,729.62

Finding the Fourth Proportional to 15,119.22, 22,681.07 and 4,729.62

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Solution

The fourth proportional to 15,119.22, 22,681.07 and 4,729.62 is: 7,095.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119.22 : 22,681.07 = 4,729.62 : x
  2. Step 2: Convert to fraction form
    15,119.22/22,681.07 = 4,729.62/x
  3. Step 3: Cross multiply
    15,119.22x = 22,681.07 × 4,729.62
  4. Step 4: Simplify right side
    15,119.22x = 107,272,842.29
  5. Step 5: Solve for x
    x = 107,272,842.29/15,119.22
  6. Step 6: Final answer
    x = 7,095.13

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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.