Home / 22,320.39-33,480.69-7,529.43

Finding the Fourth Proportional to 22,320.39, 33,480.69 and 7,529.43

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Solution

The fourth proportional to 22,320.39, 33,480.69 and 7,529.43 is: 11,294.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,320.39 : 33,480.69 = 7,529.43 : x
  2. Step 2: Convert to fraction form
    22,320.39/33,480.69 = 7,529.43/x
  3. Step 3: Cross multiply
    22,320.39x = 33,480.69 × 7,529.43
  4. Step 4: Simplify right side
    22,320.39x = 252,090,557.21
  5. Step 5: Solve for x
    x = 252,090,557.21/22,320.39
  6. Step 6: Final answer
    x = 11,294.18

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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.