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Finding the Fourth Proportional to 27,081.01, 40,528.49 and 17,081.13

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Solution

The fourth proportional to 27,081.01, 40,528.49 and 17,081.13 is: 25,563.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,081.01 : 40,528.49 = 17,081.13 : x
  2. Step 2: Convert to fraction form
    27,081.01/40,528.49 = 17,081.13/x
  3. Step 3: Cross multiply
    27,081.01x = 40,528.49 × 17,081.13
  4. Step 4: Simplify right side
    27,081.01x = 692,272,406.39
  5. Step 5: Solve for x
    x = 692,272,406.39/27,081.01
  6. Step 6: Final answer
    x = 25,563.02

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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.