Home / 31,895.36-47,843-26,324.72

Finding the Fourth Proportional to 31,895.36, 47,843 and 26,324.72

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Solution

The fourth proportional to 31,895.36, 47,843 and 26,324.72 is: 39,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,895.36 : 47,843 = 26,324.72 : x
  2. Step 2: Convert to fraction form
    31,895.36/47,843 = 26,324.72/x
  3. Step 3: Cross multiply
    31,895.36x = 47,843 × 26,324.72
  4. Step 4: Simplify right side
    31,895.36x = 1,259,453,578.96
  5. Step 5: Solve for x
    x = 1,259,453,578.96/31,895.36
  6. Step 6: Final answer
    x = 39,487.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.