Home / 15,147.88-22,722.67-4,618.25

Finding the Fourth Proportional to 15,147.88, 22,722.67 and 4,618.25

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Solution

The fourth proportional to 15,147.88, 22,722.67 and 4,618.25 is: 6,927.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,147.88 : 22,722.67 = 4,618.25 : x
  2. Step 2: Convert to fraction form
    15,147.88/22,722.67 = 4,618.25/x
  3. Step 3: Cross multiply
    15,147.88x = 22,722.67 × 4,618.25
  4. Step 4: Simplify right side
    15,147.88x = 104,938,973.38
  5. Step 5: Solve for x
    x = 104,938,973.38/15,147.88
  6. Step 6: Final answer
    x = 6,927.63

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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.