Home / 31,751.10-43,819.20-17,608.50

Finding the Fourth Proportional to 31,751.10, 43,819.20 and 17,608.50

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Solution

The fourth proportional to 31,751.10, 43,819.20 and 17,608.50 is: 24,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,751.10 : 43,819.20 = 17,608.50 : x
  2. Step 2: Convert to fraction form
    31,751.10/43,819.20 = 17,608.50/x
  3. Step 3: Cross multiply
    31,751.10x = 43,819.20 × 17,608.50
  4. Step 4: Simplify right side
    31,751.10x = 771,590,383.20
  5. Step 5: Solve for x
    x = 771,590,383.20/31,751.10
  6. Step 6: Final answer
    x = 24,301.22

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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.