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Finding the Fourth Proportional to 36,671.52, 50,600.52 and 21,352.80

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Solution

The fourth proportional to 36,671.52, 50,600.52 and 21,352.80 is: 29,463.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,671.52 : 50,600.52 = 21,352.80 : x
  2. Step 2: Convert to fraction form
    36,671.52/50,600.52 = 21,352.80/x
  3. Step 3: Cross multiply
    36,671.52x = 50,600.52 × 21,352.80
  4. Step 4: Simplify right side
    36,671.52x = 1,080,462,783.46
  5. Step 5: Solve for x
    x = 1,080,462,783.46/36,671.52
  6. Step 6: Final answer
    x = 29,463.27

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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.