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Finding the Fourth Proportional to 22,642.85, 33,973.89 and 12,110.14

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Solution

The fourth proportional to 22,642.85, 33,973.89 and 12,110.14 is: 18,170.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,642.85 : 33,973.89 = 12,110.14 : x
  2. Step 2: Convert to fraction form
    22,642.85/33,973.89 = 12,110.14/x
  3. Step 3: Cross multiply
    22,642.85x = 33,973.89 × 12,110.14
  4. Step 4: Simplify right side
    22,642.85x = 411,428,564.24
  5. Step 5: Solve for x
    x = 411,428,564.24/22,642.85
  6. Step 6: Final answer
    x = 18,170.35

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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.