Home / 22,207.32-33,327.41-10,520.57

Finding the Fourth Proportional to 22,207.32, 33,327.41 and 10,520.57

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Solution

The fourth proportional to 22,207.32, 33,327.41 and 10,520.57 is: 15,788.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207.32 : 33,327.41 = 10,520.57 : x
  2. Step 2: Convert to fraction form
    22,207.32/33,327.41 = 10,520.57/x
  3. Step 3: Cross multiply
    22,207.32x = 33,327.41 × 10,520.57
  4. Step 4: Simplify right side
    22,207.32x = 350,623,130.58
  5. Step 5: Solve for x
    x = 350,623,130.58/22,207.32
  6. Step 6: Final answer
    x = 15,788.63

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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.