Home / 17,865.72-24,652.08-9,908

Finding the Fourth Proportional to 17,865.72, 24,652.08 and 9,908

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Solution

The fourth proportional to 17,865.72, 24,652.08 and 9,908 is: 13,671.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,865.72 : 24,652.08 = 9,908 : x
  2. Step 2: Convert to fraction form
    17,865.72/24,652.08 = 9,908/x
  3. Step 3: Cross multiply
    17,865.72x = 24,652.08 × 9,908
  4. Step 4: Simplify right side
    17,865.72x = 244,252,808.64
  5. Step 5: Solve for x
    x = 244,252,808.64/17,865.72
  6. Step 6: Final answer
    x = 13,671.59

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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.