Home / 53,385.38-80,062.68-15,943.94

Finding the Fourth Proportional to 53,385.38, 80,062.68 and 15,943.94

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Solution

The fourth proportional to 53,385.38, 80,062.68 and 15,943.94 is: 23,911.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,385.38 : 80,062.68 = 15,943.94 : x
  2. Step 2: Convert to fraction form
    53,385.38/80,062.68 = 15,943.94/x
  3. Step 3: Cross multiply
    53,385.38x = 80,062.68 × 15,943.94
  4. Step 4: Simplify right side
    53,385.38x = 1,276,514,566.16
  5. Step 5: Solve for x
    x = 1,276,514,566.16/53,385.38
  6. Step 6: Final answer
    x = 23,911.31

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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.