Home / 53,273.13-79,922.70-17,734.38

Finding the Fourth Proportional to 53,273.13, 79,922.70 and 17,734.38

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Solution

The fourth proportional to 53,273.13, 79,922.70 and 17,734.38 is: 26,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,273.13 : 79,922.70 = 17,734.38 : x
  2. Step 2: Convert to fraction form
    53,273.13/79,922.70 = 17,734.38/x
  3. Step 3: Cross multiply
    53,273.13x = 79,922.70 × 17,734.38
  4. Step 4: Simplify right side
    53,273.13x = 1,417,379,232.72
  5. Step 5: Solve for x
    x = 1,417,379,232.72/53,273.13
  6. Step 6: Final answer
    x = 26,605.90

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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.