Home / 31,741.60-43,806-17,598.64

Finding the Fourth Proportional to 31,741.60, 43,806 and 17,598.64

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Solution

The fourth proportional to 31,741.60, 43,806 and 17,598.64 is: 24,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,741.60 : 43,806 = 17,598.64 : x
  2. Step 2: Convert to fraction form
    31,741.60/43,806 = 17,598.64/x
  3. Step 3: Cross multiply
    31,741.60x = 43,806 × 17,598.64
  4. Step 4: Simplify right side
    31,741.60x = 770,926,023.84
  5. Step 5: Solve for x
    x = 770,926,023.84/31,741.60
  6. Step 6: Final answer
    x = 24,287.56

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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.