Home / 31,916.09-47,906.69-26,351.69

Finding the Fourth Proportional to 31,916.09, 47,906.69 and 26,351.69

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Solution

The fourth proportional to 31,916.09, 47,906.69 and 26,351.69 is: 39,554.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,916.09 : 47,906.69 = 26,351.69 : x
  2. Step 2: Convert to fraction form
    31,916.09/47,906.69 = 26,351.69/x
  3. Step 3: Cross multiply
    31,916.09x = 47,906.69 × 26,351.69
  4. Step 4: Simplify right side
    31,916.09x = 1,262,421,872.51
  5. Step 5: Solve for x
    x = 1,262,421,872.51/31,916.09
  6. Step 6: Final answer
    x = 39,554.41

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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.