Home / 34,326.33-47,377.73-20,902.02

Finding the Fourth Proportional to 34,326.33, 47,377.73 and 20,902.02

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Solution

The fourth proportional to 34,326.33, 47,377.73 and 20,902.02 is: 28,849.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,326.33 : 47,377.73 = 20,902.02 : x
  2. Step 2: Convert to fraction form
    34,326.33/47,377.73 = 20,902.02/x
  3. Step 3: Cross multiply
    34,326.33x = 47,377.73 × 20,902.02
  4. Step 4: Simplify right side
    34,326.33x = 990,290,155.50
  5. Step 5: Solve for x
    x = 990,290,155.50/34,326.33
  6. Step 6: Final answer
    x = 28,849.29

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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.