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Finding the Fourth Proportional to 36,480, 50,342.52 and 19,713.12

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Solution

The fourth proportional to 36,480, 50,342.52 and 19,713.12 is: 27,204.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,480 : 50,342.52 = 19,713.12 : x
  2. Step 2: Convert to fraction form
    36,480/50,342.52 = 19,713.12/x
  3. Step 3: Cross multiply
    36,480x = 50,342.52 × 19,713.12
  4. Step 4: Simplify right side
    36,480x = 992,408,137.86
  5. Step 5: Solve for x
    x = 992,408,137.86/36,480
  6. Step 6: Final answer
    x = 27,204.17

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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.