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Finding the Fourth Proportional to 16,334.65, 22,541.18 and 9,261.33

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Solution

The fourth proportional to 16,334.65, 22,541.18 and 9,261.33 is: 12,780.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,334.65 : 22,541.18 = 9,261.33 : x
  2. Step 2: Convert to fraction form
    16,334.65/22,541.18 = 9,261.33/x
  3. Step 3: Cross multiply
    16,334.65x = 22,541.18 × 9,261.33
  4. Step 4: Simplify right side
    16,334.65x = 208,761,193.86
  5. Step 5: Solve for x
    x = 208,761,193.86/16,334.65
  6. Step 6: Final answer
    x = 12,780.27

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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.