Home / 53,733.10-80,615.76-21,695.68

Finding the Fourth Proportional to 53,733.10, 80,615.76 and 21,695.68

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Solution

The fourth proportional to 53,733.10, 80,615.76 and 21,695.68 is: 32,550.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,733.10 : 80,615.76 = 21,695.68 : x
  2. Step 2: Convert to fraction form
    53,733.10/80,615.76 = 21,695.68/x
  3. Step 3: Cross multiply
    53,733.10x = 80,615.76 × 21,695.68
  4. Step 4: Simplify right side
    53,733.10x = 1,749,013,731.92
  5. Step 5: Solve for x
    x = 1,749,013,731.92/53,733.10
  6. Step 6: Final answer
    x = 32,550.02

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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.