Home / 31,264.51-43,149.13-17,832.68

Finding the Fourth Proportional to 31,264.51, 43,149.13 and 17,832.68

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Solution

The fourth proportional to 31,264.51, 43,149.13 and 17,832.68 is: 24,611.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,264.51 : 43,149.13 = 17,832.68 : x
  2. Step 2: Convert to fraction form
    31,264.51/43,149.13 = 17,832.68/x
  3. Step 3: Cross multiply
    31,264.51x = 43,149.13 × 17,832.68
  4. Step 4: Simplify right side
    31,264.51x = 769,464,627.57
  5. Step 5: Solve for x
    x = 769,464,627.57/31,264.51
  6. Step 6: Final answer
    x = 24,611.44

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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.