Home / 53,609.64-80,393.94-18,061.41

Finding the Fourth Proportional to 53,609.64, 80,393.94 and 18,061.41

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Solution

The fourth proportional to 53,609.64, 80,393.94 and 18,061.41 is: 27,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,609.64 : 80,393.94 = 18,061.41 : x
  2. Step 2: Convert to fraction form
    53,609.64/80,393.94 = 18,061.41/x
  3. Step 3: Cross multiply
    53,609.64x = 80,393.94 × 18,061.41
  4. Step 4: Simplify right side
    53,609.64x = 1,452,027,911.86
  5. Step 5: Solve for x
    x = 1,452,027,911.86/53,609.64
  6. Step 6: Final answer
    x = 27,085.20

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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.