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Finding the Fourth Proportional to 36,480.19, 50,342.66 and 19,713.19

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Solution

The fourth proportional to 36,480.19, 50,342.66 and 19,713.19 is: 27,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,480.19 : 50,342.66 = 19,713.19 : x
  2. Step 2: Convert to fraction form
    36,480.19/50,342.66 = 19,713.19/x
  3. Step 3: Cross multiply
    36,480.19x = 50,342.66 × 19,713.19
  4. Step 4: Simplify right side
    36,480.19x = 992,414,271.19
  5. Step 5: Solve for x
    x = 992,414,271.19/36,480.19
  6. Step 6: Final answer
    x = 27,204.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.