Home / 31,572.39-43,568.63-17,425.05

Finding the Fourth Proportional to 31,572.39, 43,568.63 and 17,425.05

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Solution

The fourth proportional to 31,572.39, 43,568.63 and 17,425.05 is: 24,045.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,572.39 : 43,568.63 = 17,425.05 : x
  2. Step 2: Convert to fraction form
    31,572.39/43,568.63 = 17,425.05/x
  3. Step 3: Cross multiply
    31,572.39x = 43,568.63 × 17,425.05
  4. Step 4: Simplify right side
    31,572.39x = 759,185,469.06
  5. Step 5: Solve for x
    x = 759,185,469.06/31,572.39
  6. Step 6: Final answer
    x = 24,045.87

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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.