Home / 40,716.99-61,144.83-26,509.65

Finding the Fourth Proportional to 40,716.99, 61,144.83 and 26,509.65

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Solution

The fourth proportional to 40,716.99, 61,144.83 and 26,509.65 is: 39,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,716.99 : 61,144.83 = 26,509.65 : x
  2. Step 2: Convert to fraction form
    40,716.99/61,144.83 = 26,509.65/x
  3. Step 3: Cross multiply
    40,716.99x = 61,144.83 × 26,509.65
  4. Step 4: Simplify right side
    40,716.99x = 1,620,928,042.61
  5. Step 5: Solve for x
    x = 1,620,928,042.61/40,716.99
  6. Step 6: Final answer
    x = 39,809.62

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1.5x scale

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.