Home / 22,640.30-33,826.41-21,865.13

Finding the Fourth Proportional to 22,640.30, 33,826.41 and 21,865.13

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Solution

The fourth proportional to 22,640.30, 33,826.41 and 21,865.13 is: 32,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,640.30 : 33,826.41 = 21,865.13 : x
  2. Step 2: Convert to fraction form
    22,640.30/33,826.41 = 21,865.13/x
  3. Step 3: Cross multiply
    22,640.30x = 33,826.41 × 21,865.13
  4. Step 4: Simplify right side
    22,640.30x = 739,618,852.08
  5. Step 5: Solve for x
    x = 739,618,852.08/22,640.30
  6. Step 6: Final answer
    x = 32,668.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.