Home / 31,518.06-43,494.70-17,370.92

Finding the Fourth Proportional to 31,518.06, 43,494.70 and 17,370.92

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Solution

The fourth proportional to 31,518.06, 43,494.70 and 17,370.92 is: 23,971.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,518.06 : 43,494.70 = 17,370.92 : x
  2. Step 2: Convert to fraction form
    31,518.06/43,494.70 = 17,370.92/x
  3. Step 3: Cross multiply
    31,518.06x = 43,494.70 × 17,370.92
  4. Step 4: Simplify right side
    31,518.06x = 755,542,954.12
  5. Step 5: Solve for x
    x = 755,542,954.12/31,518.06
  6. Step 6: Final answer
    x = 23,971.75

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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.