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Finding the Fourth Proportional to 27,503.64, 41,255.58 and 9,966.60

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Solution

The fourth proportional to 27,503.64, 41,255.58 and 9,966.60 is: 14,949.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,503.64 : 41,255.58 = 9,966.60 : x
  2. Step 2: Convert to fraction form
    27,503.64/41,255.58 = 9,966.60/x
  3. Step 3: Cross multiply
    27,503.64x = 41,255.58 × 9,966.60
  4. Step 4: Simplify right side
    27,503.64x = 411,177,863.63
  5. Step 5: Solve for x
    x = 411,177,863.63/27,503.64
  6. Step 6: Final answer
    x = 14,949.94

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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.