Home / 31,625.13-43,640.97-17,477.06

Finding the Fourth Proportional to 31,625.13, 43,640.97 and 17,477.06

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Solution

The fourth proportional to 31,625.13, 43,640.97 and 17,477.06 is: 24,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,625.13 : 43,640.97 = 17,477.06 : x
  2. Step 2: Convert to fraction form
    31,625.13/43,640.97 = 17,477.06/x
  3. Step 3: Cross multiply
    31,625.13x = 43,640.97 × 17,477.06
  4. Step 4: Simplify right side
    31,625.13x = 762,715,851.15
  5. Step 5: Solve for x
    x = 762,715,851.15/31,625.13
  6. Step 6: Final answer
    x = 24,117.40

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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.