Home / 31,517.56-43,494.02-17,370.40

Finding the Fourth Proportional to 31,517.56, 43,494.02 and 17,370.40

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Solution

The fourth proportional to 31,517.56, 43,494.02 and 17,370.40 is: 23,971.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,517.56 : 43,494.02 = 17,370.40 : x
  2. Step 2: Convert to fraction form
    31,517.56/43,494.02 = 17,370.40/x
  3. Step 3: Cross multiply
    31,517.56x = 43,494.02 × 17,370.40
  4. Step 4: Simplify right side
    31,517.56x = 755,508,525.01
  5. Step 5: Solve for x
    x = 755,508,525.01/31,517.56
  6. Step 6: Final answer
    x = 23,971.03

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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.