Home / 22,478.77-33,718.61-6,896.44

Finding the Fourth Proportional to 22,478.77, 33,718.61 and 6,896.44

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Solution

The fourth proportional to 22,478.77, 33,718.61 and 6,896.44 is: 10,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,478.77 : 33,718.61 = 6,896.44 : x
  2. Step 2: Convert to fraction form
    22,478.77/33,718.61 = 6,896.44/x
  3. Step 3: Cross multiply
    22,478.77x = 33,718.61 × 6,896.44
  4. Step 4: Simplify right side
    22,478.77x = 232,538,370.75
  5. Step 5: Solve for x
    x = 232,538,370.75/22,478.77
  6. Step 6: Final answer
    x = 10,344.80

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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.