Home / 53,379.96-80,042.74-17,828.49

Finding the Fourth Proportional to 53,379.96, 80,042.74 and 17,828.49

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Solution

The fourth proportional to 53,379.96, 80,042.74 and 17,828.49 is: 26,733.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,379.96 : 80,042.74 = 17,828.49 : x
  2. Step 2: Convert to fraction form
    53,379.96/80,042.74 = 17,828.49/x
  3. Step 3: Cross multiply
    53,379.96x = 80,042.74 × 17,828.49
  4. Step 4: Simplify right side
    53,379.96x = 1,427,041,189.66
  5. Step 5: Solve for x
    x = 1,427,041,189.66/53,379.96
  6. Step 6: Final answer
    x = 26,733.65

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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.