Home / 53,733.16-80,662.01-28,821.86

Finding the Fourth Proportional to 53,733.16, 80,662.01 and 28,821.86

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Solution

The fourth proportional to 53,733.16, 80,662.01 and 28,821.86 is: 43,266.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,733.16 : 80,662.01 = 28,821.86 : x
  2. Step 2: Convert to fraction form
    53,733.16/80,662.01 = 28,821.86/x
  3. Step 3: Cross multiply
    53,733.16x = 80,662.01 × 28,821.86
  4. Step 4: Simplify right side
    53,733.16x = 2,324,829,159.54
  5. Step 5: Solve for x
    x = 2,324,829,159.54/53,733.16
  6. Step 6: Final answer
    x = 43,266.19

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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.