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Finding the Fourth Proportional to 22,668.64, 34,007.35 and 8,627.59

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Solution

The fourth proportional to 22,668.64, 34,007.35 and 8,627.59 is: 12,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.64 : 34,007.35 = 8,627.59 : x
  2. Step 2: Convert to fraction form
    22,668.64/34,007.35 = 8,627.59/x
  3. Step 3: Cross multiply
    22,668.64x = 34,007.35 × 8,627.59
  4. Step 4: Simplify right side
    22,668.64x = 293,401,402.13
  5. Step 5: Solve for x
    x = 293,401,402.13/22,668.64
  6. Step 6: Final answer
    x = 12,943.05

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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.