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Finding the Fourth Proportional to 27,033.30, 40,555.44 and 9,515.52

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Solution

The fourth proportional to 27,033.30, 40,555.44 and 9,515.52 is: 14,275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,033.30 : 40,555.44 = 9,515.52 : x
  2. Step 2: Convert to fraction form
    27,033.30/40,555.44 = 9,515.52/x
  3. Step 3: Cross multiply
    27,033.30x = 40,555.44 × 9,515.52
  4. Step 4: Simplify right side
    27,033.30x = 385,906,100.43
  5. Step 5: Solve for x
    x = 385,906,100.43/27,033.30
  6. Step 6: Final answer
    x = 14,275.21

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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.