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Finding the Fourth Proportional to 27,039.48, 40,552.74 and 9,268.08

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Solution

The fourth proportional to 27,039.48, 40,552.74 and 9,268.08 is: 13,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,039.48 : 40,552.74 = 9,268.08 : x
  2. Step 2: Convert to fraction form
    27,039.48/40,552.74 = 9,268.08/x
  3. Step 3: Cross multiply
    27,039.48x = 40,552.74 × 9,268.08
  4. Step 4: Simplify right side
    27,039.48x = 375,846,038.54
  5. Step 5: Solve for x
    x = 375,846,038.54/27,039.48
  6. Step 6: Final answer
    x = 13,899.90

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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.