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Finding the Fourth Proportional to 17,846.62, 24,629.32 and 9,888.68

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Solution

The fourth proportional to 17,846.62, 24,629.32 and 9,888.68 is: 13,646.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,846.62 : 24,629.32 = 9,888.68 : x
  2. Step 2: Convert to fraction form
    17,846.62/24,629.32 = 9,888.68/x
  3. Step 3: Cross multiply
    17,846.62x = 24,629.32 × 9,888.68
  4. Step 4: Simplify right side
    17,846.62x = 243,551,427.30
  5. Step 5: Solve for x
    x = 243,551,427.30/17,846.62
  6. Step 6: Final answer
    x = 13,646.92

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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.