Home / 31,201.18-43,052.65-17,772.71

Finding the Fourth Proportional to 31,201.18, 43,052.65 and 17,772.71

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Solution

The fourth proportional to 31,201.18, 43,052.65 and 17,772.71 is: 24,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,201.18 : 43,052.65 = 17,772.71 : x
  2. Step 2: Convert to fraction form
    31,201.18/43,052.65 = 17,772.71/x
  3. Step 3: Cross multiply
    31,201.18x = 43,052.65 × 17,772.71
  4. Step 4: Simplify right side
    31,201.18x = 765,162,003.49
  5. Step 5: Solve for x
    x = 765,162,003.49/31,201.18
  6. Step 6: Final answer
    x = 24,523.50

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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.