Home / 28,832.43-39,781.97-17,501.65

Finding the Fourth Proportional to 28,832.43, 39,781.97 and 17,501.65

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Solution

The fourth proportional to 28,832.43, 39,781.97 and 17,501.65 is: 24,148.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.43 : 39,781.97 = 17,501.65 : x
  2. Step 2: Convert to fraction form
    28,832.43/39,781.97 = 17,501.65/x
  3. Step 3: Cross multiply
    28,832.43x = 39,781.97 × 17,501.65
  4. Step 4: Simplify right side
    28,832.43x = 696,250,115.25
  5. Step 5: Solve for x
    x = 696,250,115.25/28,832.43
  6. Step 6: Final answer
    x = 24,148.16

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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.