Home / 28,823.13-39,772.38-16,073.33

Finding the Fourth Proportional to 28,823.13, 39,772.38 and 16,073.33

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Solution

The fourth proportional to 28,823.13, 39,772.38 and 16,073.33 is: 22,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,823.13 : 39,772.38 = 16,073.33 : x
  2. Step 2: Convert to fraction form
    28,823.13/39,772.38 = 16,073.33/x
  3. Step 3: Cross multiply
    28,823.13x = 39,772.38 × 16,073.33
  4. Step 4: Simplify right side
    28,823.13x = 639,274,389.76
  5. Step 5: Solve for x
    x = 639,274,389.76/28,823.13
  6. Step 6: Final answer
    x = 22,179.21

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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.