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Finding the Fourth Proportional to 22,622.49, 33,934.14 and 8,589.06

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Solution

The fourth proportional to 22,622.49, 33,934.14 and 8,589.06 is: 12,883.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,622.49 : 33,934.14 = 8,589.06 : x
  2. Step 2: Convert to fraction form
    22,622.49/33,934.14 = 8,589.06/x
  3. Step 3: Cross multiply
    22,622.49x = 33,934.14 × 8,589.06
  4. Step 4: Simplify right side
    22,622.49x = 291,462,364.51
  5. Step 5: Solve for x
    x = 291,462,364.51/22,622.49
  6. Step 6: Final answer
    x = 12,883.74

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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.