Home / 31,717.09-43,769.55-17,377.26

Finding the Fourth Proportional to 31,717.09, 43,769.55 and 17,377.26

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Solution

The fourth proportional to 31,717.09, 43,769.55 and 17,377.26 is: 23,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,717.09 : 43,769.55 = 17,377.26 : x
  2. Step 2: Convert to fraction form
    31,717.09/43,769.55 = 17,377.26/x
  3. Step 3: Cross multiply
    31,717.09x = 43,769.55 × 17,377.26
  4. Step 4: Simplify right side
    31,717.09x = 760,594,850.43
  5. Step 5: Solve for x
    x = 760,594,850.43/31,717.09
  6. Step 6: Final answer
    x = 23,980.60

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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.