Home / 15,212.88-22,822.68-4,683.84

Finding the Fourth Proportional to 15,212.88, 22,822.68 and 4,683.84

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Solution

The fourth proportional to 15,212.88, 22,822.68 and 4,683.84 is: 7,026.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,212.88 : 22,822.68 = 4,683.84 : x
  2. Step 2: Convert to fraction form
    15,212.88/22,822.68 = 4,683.84/x
  3. Step 3: Cross multiply
    15,212.88x = 22,822.68 × 4,683.84
  4. Step 4: Simplify right side
    15,212.88x = 106,897,781.49
  5. Step 5: Solve for x
    x = 106,897,781.49/15,212.88
  6. Step 6: Final answer
    x = 7,026.79

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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.