Home / 22,199.45-33,315.60-10,512.69

Finding the Fourth Proportional to 22,199.45, 33,315.60 and 10,512.69

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Solution

The fourth proportional to 22,199.45, 33,315.60 and 10,512.69 is: 15,776.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,199.45 : 33,315.60 = 10,512.69 : x
  2. Step 2: Convert to fraction form
    22,199.45/33,315.60 = 10,512.69/x
  3. Step 3: Cross multiply
    22,199.45x = 33,315.60 × 10,512.69
  4. Step 4: Simplify right side
    22,199.45x = 350,236,574.96
  5. Step 5: Solve for x
    x = 350,236,574.96/22,199.45
  6. Step 6: Final answer
    x = 15,776.82

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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.