Home / 31,342.68-43,253.19-17,196.03

Finding the Fourth Proportional to 31,342.68, 43,253.19 and 17,196.03

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Solution

The fourth proportional to 31,342.68, 43,253.19 and 17,196.03 is: 23,730.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,342.68 : 43,253.19 = 17,196.03 : x
  2. Step 2: Convert to fraction form
    31,342.68/43,253.19 = 17,196.03/x
  3. Step 3: Cross multiply
    31,342.68x = 43,253.19 × 17,196.03
  4. Step 4: Simplify right side
    31,342.68x = 743,783,152.84
  5. Step 5: Solve for x
    x = 743,783,152.84/31,342.68
  6. Step 6: Final answer
    x = 23,730.68

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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.