Home / 31,615.92-43,629.66-17,468.46

Finding the Fourth Proportional to 31,615.92, 43,629.66 and 17,468.46

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Solution

The fourth proportional to 31,615.92, 43,629.66 and 17,468.46 is: 24,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,615.92 : 43,629.66 = 17,468.46 : x
  2. Step 2: Convert to fraction form
    31,615.92/43,629.66 = 17,468.46/x
  3. Step 3: Cross multiply
    31,615.92x = 43,629.66 × 17,468.46
  4. Step 4: Simplify right side
    31,615.92x = 762,142,970.52
  5. Step 5: Solve for x
    x = 762,142,970.52/31,615.92
  6. Step 6: Final answer
    x = 24,106.30

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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.