Home / 53,510.94-73,826.11-31,985.73

Finding the Fourth Proportional to 53,510.94, 73,826.11 and 31,985.73

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Solution

The fourth proportional to 53,510.94, 73,826.11 and 31,985.73 is: 44,128.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,510.94 : 73,826.11 = 31,985.73 : x
  2. Step 2: Convert to fraction form
    53,510.94/73,826.11 = 31,985.73/x
  3. Step 3: Cross multiply
    53,510.94x = 73,826.11 × 31,985.73
  4. Step 4: Simplify right side
    53,510.94x = 2,361,382,121.93
  5. Step 5: Solve for x
    x = 2,361,382,121.93/53,510.94
  6. Step 6: Final answer
    x = 44,128.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.