Home / 14,522.49-21,781.11-3,848.92

Finding the Fourth Proportional to 14,522.49, 21,781.11 and 3,848.92

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Solution

The fourth proportional to 14,522.49, 21,781.11 and 3,848.92 is: 5,772.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.49 : 21,781.11 = 3,848.92 : x
  2. Step 2: Convert to fraction form
    14,522.49/21,781.11 = 3,848.92/x
  3. Step 3: Cross multiply
    14,522.49x = 21,781.11 × 3,848.92
  4. Step 4: Simplify right side
    14,522.49x = 83,833,709.88
  5. Step 5: Solve for x
    x = 83,833,709.88/14,522.49
  6. Step 6: Final answer
    x = 5,772.68

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1.5x scale

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.