Home / 28,324.99-42,451.15-11,696.71

Finding the Fourth Proportional to 28,324.99, 42,451.15 and 11,696.71

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Solution

The fourth proportional to 28,324.99, 42,451.15 and 11,696.71 is: 17,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,324.99 : 42,451.15 = 11,696.71 : x
  2. Step 2: Convert to fraction form
    28,324.99/42,451.15 = 11,696.71/x
  3. Step 3: Cross multiply
    28,324.99x = 42,451.15 × 11,696.71
  4. Step 4: Simplify right side
    28,324.99x = 496,538,790.72
  5. Step 5: Solve for x
    x = 496,538,790.72/28,324.99
  6. Step 6: Final answer
    x = 17,530.06

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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.