Home / 51,163.80-70,608.24-28,502.82

Finding the Fourth Proportional to 51,163.80, 70,608.24 and 28,502.82

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Solution

The fourth proportional to 51,163.80, 70,608.24 and 28,502.82 is: 39,335.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,163.80 : 70,608.24 = 28,502.82 : x
  2. Step 2: Convert to fraction form
    51,163.80/70,608.24 = 28,502.82/x
  3. Step 3: Cross multiply
    51,163.80x = 70,608.24 × 28,502.82
  4. Step 4: Simplify right side
    51,163.80x = 2,012,533,955.24
  5. Step 5: Solve for x
    x = 2,012,533,955.24/51,163.80
  6. Step 6: Final answer
    x = 39,335.11

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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.