Home / 22,161.53-33,242.57-7,370.45

Finding the Fourth Proportional to 22,161.53, 33,242.57 and 7,370.45

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Solution

The fourth proportional to 22,161.53, 33,242.57 and 7,370.45 is: 11,055.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.53 : 33,242.57 = 7,370.45 : x
  2. Step 2: Convert to fraction form
    22,161.53/33,242.57 = 7,370.45/x
  3. Step 3: Cross multiply
    22,161.53x = 33,242.57 × 7,370.45
  4. Step 4: Simplify right side
    22,161.53x = 245,012,552.27
  5. Step 5: Solve for x
    x = 245,012,552.27/22,161.53
  6. Step 6: Final answer
    x = 11,055.76

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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.