Home / 39,794.12-54,915.62-22,569.77

Finding the Fourth Proportional to 39,794.12, 54,915.62 and 22,569.77

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Solution

The fourth proportional to 39,794.12, 54,915.62 and 22,569.77 is: 31,146.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,794.12 : 54,915.62 = 22,569.77 : x
  2. Step 2: Convert to fraction form
    39,794.12/54,915.62 = 22,569.77/x
  3. Step 3: Cross multiply
    39,794.12x = 54,915.62 × 22,569.77
  4. Step 4: Simplify right side
    39,794.12x = 1,239,432,581.80
  5. Step 5: Solve for x
    x = 1,239,432,581.80/39,794.12
  6. Step 6: Final answer
    x = 31,146.12

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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.