Home / 22,477.42-33,720.22-11,238.63

Finding the Fourth Proportional to 22,477.42, 33,720.22 and 11,238.63

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Solution

The fourth proportional to 22,477.42, 33,720.22 and 11,238.63 is: 16,859.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,477.42 : 33,720.22 = 11,238.63 : x
  2. Step 2: Convert to fraction form
    22,477.42/33,720.22 = 11,238.63/x
  3. Step 3: Cross multiply
    22,477.42x = 33,720.22 × 11,238.63
  4. Step 4: Simplify right side
    22,477.42x = 378,968,963.70
  5. Step 5: Solve for x
    x = 378,968,963.70/22,477.42
  6. Step 6: Final answer
    x = 16,859.98

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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.