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Finding the Fourth Proportional to 36,661.51, 54,992.49 and 10,366.48

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Solution

The fourth proportional to 36,661.51, 54,992.49 and 10,366.48 is: 15,549.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,661.51 : 54,992.49 = 10,366.48 : x
  2. Step 2: Convert to fraction form
    36,661.51/54,992.49 = 10,366.48/x
  3. Step 3: Cross multiply
    36,661.51x = 54,992.49 × 10,366.48
  4. Step 4: Simplify right side
    36,661.51x = 570,078,547.74
  5. Step 5: Solve for x
    x = 570,078,547.74/36,661.51
  6. Step 6: Final answer
    x = 15,549.78

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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.