Home / 14,881.10-22,321.77-3,787.79

Finding the Fourth Proportional to 14,881.10, 22,321.77 and 3,787.79

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Solution

The fourth proportional to 14,881.10, 22,321.77 and 3,787.79 is: 5,681.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,881.10 : 22,321.77 = 3,787.79 : x
  2. Step 2: Convert to fraction form
    14,881.10/22,321.77 = 3,787.79/x
  3. Step 3: Cross multiply
    14,881.10x = 22,321.77 × 3,787.79
  4. Step 4: Simplify right side
    14,881.10x = 84,550,163.49
  5. Step 5: Solve for x
    x = 84,550,163.49/14,881.10
  6. Step 6: Final answer
    x = 5,681.72

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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.