Home / 31,979.08-44,131.38-17,832.88

Finding the Fourth Proportional to 31,979.08, 44,131.38 and 17,832.88

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Solution

The fourth proportional to 31,979.08, 44,131.38 and 17,832.88 is: 24,609.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,979.08 : 44,131.38 = 17,832.88 : x
  2. Step 2: Convert to fraction form
    31,979.08/44,131.38 = 17,832.88/x
  3. Step 3: Cross multiply
    31,979.08x = 44,131.38 × 17,832.88
  4. Step 4: Simplify right side
    31,979.08x = 786,989,603.77
  5. Step 5: Solve for x
    x = 786,989,603.77/31,979.08
  6. Step 6: Final answer
    x = 24,609.51

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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.