Home / 33,022.80-49,534.20-21,869.10

Finding the Fourth Proportional to 33,022.80, 49,534.20 and 21,869.10

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Solution

The fourth proportional to 33,022.80, 49,534.20 and 21,869.10 is: 32,803.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,022.80 : 49,534.20 = 21,869.10 : x
  2. Step 2: Convert to fraction form
    33,022.80/49,534.20 = 21,869.10/x
  3. Step 3: Cross multiply
    33,022.80x = 49,534.20 × 21,869.10
  4. Step 4: Simplify right side
    33,022.80x = 1,083,268,373.22
  5. Step 5: Solve for x
    x = 1,083,268,373.22/33,022.80
  6. Step 6: Final answer
    x = 32,803.65

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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.