Home / 31,346.19-43,256.03-17,197.92

Finding the Fourth Proportional to 31,346.19, 43,256.03 and 17,197.92

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Solution

The fourth proportional to 31,346.19, 43,256.03 and 17,197.92 is: 23,732.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,346.19 : 43,256.03 = 17,197.92 : x
  2. Step 2: Convert to fraction form
    31,346.19/43,256.03 = 17,197.92/x
  3. Step 3: Cross multiply
    31,346.19x = 43,256.03 × 17,197.92
  4. Step 4: Simplify right side
    31,346.19x = 743,913,657.47
  5. Step 5: Solve for x
    x = 743,913,657.47/31,346.19
  6. Step 6: Final answer
    x = 23,732.19

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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.