Home / 17,877.24-24,667.92-9,919.44

Finding the Fourth Proportional to 17,877.24, 24,667.92 and 9,919.44

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Solution

The fourth proportional to 17,877.24, 24,667.92 and 9,919.44 is: 13,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,877.24 : 24,667.92 = 9,919.44 : x
  2. Step 2: Convert to fraction form
    17,877.24/24,667.92 = 9,919.44/x
  3. Step 3: Cross multiply
    17,877.24x = 24,667.92 × 9,919.44
  4. Step 4: Simplify right side
    17,877.24x = 244,691,952.36
  5. Step 5: Solve for x
    x = 244,691,952.36/17,877.24
  6. Step 6: Final answer
    x = 13,687.35

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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.