Home / 31,348.59-43,264.10-17,917.29

Finding the Fourth Proportional to 31,348.59, 43,264.10 and 17,917.29

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Solution

The fourth proportional to 31,348.59, 43,264.10 and 17,917.29 is: 24,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,348.59 : 43,264.10 = 17,917.29 : x
  2. Step 2: Convert to fraction form
    31,348.59/43,264.10 = 17,917.29/x
  3. Step 3: Cross multiply
    31,348.59x = 43,264.10 × 17,917.29
  4. Step 4: Simplify right side
    31,348.59x = 775,175,542.37
  5. Step 5: Solve for x
    x = 775,175,542.37/31,348.59
  6. Step 6: Final answer
    x = 24,727.60

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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.