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Finding the Fourth Proportional to 22,627.90, 33,941.31 and 8,776.90

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Solution

The fourth proportional to 22,627.90, 33,941.31 and 8,776.90 is: 13,165.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,627.90 : 33,941.31 = 8,776.90 : x
  2. Step 2: Convert to fraction form
    22,627.90/33,941.31 = 8,776.90/x
  3. Step 3: Cross multiply
    22,627.90x = 33,941.31 × 8,776.90
  4. Step 4: Simplify right side
    22,627.90x = 297,899,483.74
  5. Step 5: Solve for x
    x = 297,899,483.74/22,627.90
  6. Step 6: Final answer
    x = 13,165.14

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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.