Home / 23,715.09-35,578.05-8,131.77

Finding the Fourth Proportional to 23,715.09, 35,578.05 and 8,131.77

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Solution

The fourth proportional to 23,715.09, 35,578.05 and 8,131.77 is: 12,199.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,715.09 : 35,578.05 = 8,131.77 : x
  2. Step 2: Convert to fraction form
    23,715.09/35,578.05 = 8,131.77/x
  3. Step 3: Cross multiply
    23,715.09x = 35,578.05 × 8,131.77
  4. Step 4: Simplify right side
    23,715.09x = 289,312,519.65
  5. Step 5: Solve for x
    x = 289,312,519.65/23,715.09
  6. Step 6: Final answer
    x = 12,199.51

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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.