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Finding the Fourth Proportional to 16,344.54, 22,555.31 and 9,271.01

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Solution

The fourth proportional to 16,344.54, 22,555.31 and 9,271.01 is: 12,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,344.54 : 22,555.31 = 9,271.01 : x
  2. Step 2: Convert to fraction form
    16,344.54/22,555.31 = 9,271.01/x
  3. Step 3: Cross multiply
    16,344.54x = 22,555.31 × 9,271.01
  4. Step 4: Simplify right side
    16,344.54x = 209,110,504.56
  5. Step 5: Solve for x
    x = 209,110,504.56/16,344.54
  6. Step 6: Final answer
    x = 12,793.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.