Home / 31,625.67-43,643.43-17,478.52

Finding the Fourth Proportional to 31,625.67, 43,643.43 and 17,478.52

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Solution

The fourth proportional to 31,625.67, 43,643.43 and 17,478.52 is: 24,120.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,625.67 : 43,643.43 = 17,478.52 : x
  2. Step 2: Convert to fraction form
    31,625.67/43,643.43 = 17,478.52/x
  3. Step 3: Cross multiply
    31,625.67x = 43,643.43 × 17,478.52
  4. Step 4: Simplify right side
    31,625.67x = 762,822,564.12
  5. Step 5: Solve for x
    x = 762,822,564.12/31,625.67
  6. Step 6: Final answer
    x = 24,120.36

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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.