Home / 28,832.06-39,781.46-17,501.28

Finding the Fourth Proportional to 28,832.06, 39,781.46 and 17,501.28

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Solution

The fourth proportional to 28,832.06, 39,781.46 and 17,501.28 is: 24,147.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.06 : 39,781.46 = 17,501.28 : x
  2. Step 2: Convert to fraction form
    28,832.06/39,781.46 = 17,501.28/x
  3. Step 3: Cross multiply
    28,832.06x = 39,781.46 × 17,501.28
  4. Step 4: Simplify right side
    28,832.06x = 696,226,183.86
  5. Step 5: Solve for x
    x = 696,226,183.86/28,832.06
  6. Step 6: Final answer
    x = 24,147.64

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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.