Home / 31,819.04-43,911.60-17,672

Finding the Fourth Proportional to 31,819.04, 43,911.60 and 17,672

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Solution

The fourth proportional to 31,819.04, 43,911.60 and 17,672 is: 24,388.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,819.04 : 43,911.60 = 17,672 : x
  2. Step 2: Convert to fraction form
    31,819.04/43,911.60 = 17,672/x
  3. Step 3: Cross multiply
    31,819.04x = 43,911.60 × 17,672
  4. Step 4: Simplify right side
    31,819.04x = 776,005,795.20
  5. Step 5: Solve for x
    x = 776,005,795.20/31,819.04
  6. Step 6: Final answer
    x = 24,388.10

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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.