Home / 31,371.74-43,293.07-17,225.49

Finding the Fourth Proportional to 31,371.74, 43,293.07 and 17,225.49

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Solution

The fourth proportional to 31,371.74, 43,293.07 and 17,225.49 is: 23,771.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,371.74 : 43,293.07 = 17,225.49 : x
  2. Step 2: Convert to fraction form
    31,371.74/43,293.07 = 17,225.49/x
  3. Step 3: Cross multiply
    31,371.74x = 43,293.07 × 17,225.49
  4. Step 4: Simplify right side
    31,371.74x = 745,744,258.23
  5. Step 5: Solve for x
    x = 745,744,258.23/31,371.74
  6. Step 6: Final answer
    x = 23,771.22

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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.