Home / 14,821.31-22,241.63-5,461.43

Finding the Fourth Proportional to 14,821.31, 22,241.63 and 5,461.43

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Solution

The fourth proportional to 14,821.31, 22,241.63 and 5,461.43 is: 8,195.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,821.31 : 22,241.63 = 5,461.43 : x
  2. Step 2: Convert to fraction form
    14,821.31/22,241.63 = 5,461.43/x
  3. Step 3: Cross multiply
    14,821.31x = 22,241.63 × 5,461.43
  4. Step 4: Simplify right side
    14,821.31x = 121,471,007.78
  5. Step 5: Solve for x
    x = 121,471,007.78/14,821.31
  6. Step 6: Final answer
    x = 8,195.70

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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.