Home / 53,010.09-79,455.87-22,989.66

Finding the Fourth Proportional to 53,010.09, 79,455.87 and 22,989.66

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Solution

The fourth proportional to 53,010.09, 79,455.87 and 22,989.66 is: 34,458.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,010.09 : 79,455.87 = 22,989.66 : x
  2. Step 2: Convert to fraction form
    53,010.09/79,455.87 = 22,989.66/x
  3. Step 3: Cross multiply
    53,010.09x = 79,455.87 × 22,989.66
  4. Step 4: Simplify right side
    53,010.09x = 1,826,663,436.30
  5. Step 5: Solve for x
    x = 1,826,663,436.30/53,010.09
  6. Step 6: Final answer
    x = 34,458.79

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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.