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Finding the Fourth Proportional to 62,732.94, 86,556.15 and 35,509.65

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Solution

The fourth proportional to 62,732.94, 86,556.15 and 35,509.65 is: 48,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,732.94 : 86,556.15 = 35,509.65 : x
  2. Step 2: Convert to fraction form
    62,732.94/86,556.15 = 35,509.65/x
  3. Step 3: Cross multiply
    62,732.94x = 86,556.15 × 35,509.65
  4. Step 4: Simplify right side
    62,732.94x = 3,073,578,591.85
  5. Step 5: Solve for x
    x = 3,073,578,591.85/62,732.94
  6. Step 6: Final answer
    x = 48,994.65

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1.5x scale

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.