Home / 31,979.06-44,131.36-17,832.86

Finding the Fourth Proportional to 31,979.06, 44,131.36 and 17,832.86

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Solution

The fourth proportional to 31,979.06, 44,131.36 and 17,832.86 is: 24,609.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,979.06 : 44,131.36 = 17,832.86 : x
  2. Step 2: Convert to fraction form
    31,979.06/44,131.36 = 17,832.86/x
  3. Step 3: Cross multiply
    31,979.06x = 44,131.36 × 17,832.86
  4. Step 4: Simplify right side
    31,979.06x = 786,988,364.49
  5. Step 5: Solve for x
    x = 786,988,364.49/31,979.06
  6. Step 6: Final answer
    x = 24,609.49

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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.