Home / 17,513.79-24,171.12-9,961.26

Finding the Fourth Proportional to 17,513.79, 24,171.12 and 9,961.26

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Solution

The fourth proportional to 17,513.79, 24,171.12 and 9,961.26 is: 13,747.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,513.79 : 24,171.12 = 9,961.26 : x
  2. Step 2: Convert to fraction form
    17,513.79/24,171.12 = 9,961.26/x
  3. Step 3: Cross multiply
    17,513.79x = 24,171.12 × 9,961.26
  4. Step 4: Simplify right side
    17,513.79x = 240,774,810.81
  5. Step 5: Solve for x
    x = 240,774,810.81/17,513.79
  6. Step 6: Final answer
    x = 13,747.73

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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.