Home / 25,316.22-37,974.33-11,272.65

Finding the Fourth Proportional to 25,316.22, 37,974.33 and 11,272.65

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Solution

The fourth proportional to 25,316.22, 37,974.33 and 11,272.65 is: 16,908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,316.22 : 37,974.33 = 11,272.65 : x
  2. Step 2: Convert to fraction form
    25,316.22/37,974.33 = 11,272.65/x
  3. Step 3: Cross multiply
    25,316.22x = 37,974.33 × 11,272.65
  4. Step 4: Simplify right side
    25,316.22x = 428,071,331.07
  5. Step 5: Solve for x
    x = 428,071,331.07/25,316.22
  6. Step 6: Final answer
    x = 16,908.98

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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.