Home / 31,369.35-43,351.92-25,695.11

Finding the Fourth Proportional to 31,369.35, 43,351.92 and 25,695.11

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Solution

The fourth proportional to 31,369.35, 43,351.92 and 25,695.11 is: 35,510.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,369.35 : 43,351.92 = 25,695.11 : x
  2. Step 2: Convert to fraction form
    31,369.35/43,351.92 = 25,695.11/x
  3. Step 3: Cross multiply
    31,369.35x = 43,351.92 × 25,695.11
  4. Step 4: Simplify right side
    31,369.35x = 1,113,932,136.35
  5. Step 5: Solve for x
    x = 1,113,932,136.35/31,369.35
  6. Step 6: Final answer
    x = 35,510.21

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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.