Home / 28,195.97-42,294.24-11,336.77

Finding the Fourth Proportional to 28,195.97, 42,294.24 and 11,336.77

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Solution

The fourth proportional to 28,195.97, 42,294.24 and 11,336.77 is: 17,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,195.97 : 42,294.24 = 11,336.77 : x
  2. Step 2: Convert to fraction form
    28,195.97/42,294.24 = 11,336.77/x
  3. Step 3: Cross multiply
    28,195.97x = 42,294.24 × 11,336.77
  4. Step 4: Simplify right side
    28,195.97x = 479,480,124.07
  5. Step 5: Solve for x
    x = 479,480,124.07/28,195.97
  6. Step 6: Final answer
    x = 17,005.27

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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.