Home / 31,772.42-43,847.38-17,625.28

Finding the Fourth Proportional to 31,772.42, 43,847.38 and 17,625.28

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Solution

The fourth proportional to 31,772.42, 43,847.38 and 17,625.28 is: 24,323.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,772.42 : 43,847.38 = 17,625.28 : x
  2. Step 2: Convert to fraction form
    31,772.42/43,847.38 = 17,625.28/x
  3. Step 3: Cross multiply
    31,772.42x = 43,847.38 × 17,625.28
  4. Step 4: Simplify right side
    31,772.42x = 772,822,349.77
  5. Step 5: Solve for x
    x = 772,822,349.77/31,772.42
  6. Step 6: Final answer
    x = 24,323.69

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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.