Home / 31,832.87-43,929.05-17,685.41

Finding the Fourth Proportional to 31,832.87, 43,929.05 and 17,685.41

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Solution

The fourth proportional to 31,832.87, 43,929.05 and 17,685.41 is: 24,405.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,832.87 : 43,929.05 = 17,685.41 : x
  2. Step 2: Convert to fraction form
    31,832.87/43,929.05 = 17,685.41/x
  3. Step 3: Cross multiply
    31,832.87x = 43,929.05 × 17,685.41
  4. Step 4: Simplify right side
    31,832.87x = 776,902,952.09
  5. Step 5: Solve for x
    x = 776,902,952.09/31,832.87
  6. Step 6: Final answer
    x = 24,405.69

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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.