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Finding the Fourth Proportional to 16,552.42, 22,849.71 and 9,840.22

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Solution

The fourth proportional to 16,552.42, 22,849.71 and 9,840.22 is: 13,583.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,552.42 : 22,849.71 = 9,840.22 : x
  2. Step 2: Convert to fraction form
    16,552.42/22,849.71 = 9,840.22/x
  3. Step 3: Cross multiply
    16,552.42x = 22,849.71 × 9,840.22
  4. Step 4: Simplify right side
    16,552.42x = 224,846,124.14
  5. Step 5: Solve for x
    x = 224,846,124.14/16,552.42
  6. Step 6: Final answer
    x = 13,583.88

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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.