Home / 53,318.08-80,004.92-21,751.47

Finding the Fourth Proportional to 53,318.08, 80,004.92 and 21,751.47

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Solution

The fourth proportional to 53,318.08, 80,004.92 and 21,751.47 is: 32,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,318.08 : 80,004.92 = 21,751.47 : x
  2. Step 2: Convert to fraction form
    53,318.08/80,004.92 = 21,751.47/x
  3. Step 3: Cross multiply
    53,318.08x = 80,004.92 × 21,751.47
  4. Step 4: Simplify right side
    53,318.08x = 1,740,224,508.48
  5. Step 5: Solve for x
    x = 1,740,224,508.48/53,318.08
  6. Step 6: Final answer
    x = 32,638.54

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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.