Home / 17,727.72-24,464.29-9,661.43

Finding the Fourth Proportional to 17,727.72, 24,464.29 and 9,661.43

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Solution

The fourth proportional to 17,727.72, 24,464.29 and 9,661.43 is: 13,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,727.72 : 24,464.29 = 9,661.43 : x
  2. Step 2: Convert to fraction form
    17,727.72/24,464.29 = 9,661.43/x
  3. Step 3: Cross multiply
    17,727.72x = 24,464.29 × 9,661.43
  4. Step 4: Simplify right side
    17,727.72x = 236,360,110.65
  5. Step 5: Solve for x
    x = 236,360,110.65/17,727.72
  6. Step 6: Final answer
    x = 13,332.80

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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.