Home / 15,187.33-22,781.94-4,657.69

Finding the Fourth Proportional to 15,187.33, 22,781.94 and 4,657.69

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Solution

The fourth proportional to 15,187.33, 22,781.94 and 4,657.69 is: 6,986.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,187.33 : 22,781.94 = 4,657.69 : x
  2. Step 2: Convert to fraction form
    15,187.33/22,781.94 = 4,657.69/x
  3. Step 3: Cross multiply
    15,187.33x = 22,781.94 × 4,657.69
  4. Step 4: Simplify right side
    15,187.33x = 106,111,214.12
  5. Step 5: Solve for x
    x = 106,111,214.12/15,187.33
  6. Step 6: Final answer
    x = 6,986.82

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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.