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Finding the Fourth Proportional to 29,422.80, 44,134.20 and 16,300.80

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Solution

The fourth proportional to 29,422.80, 44,134.20 and 16,300.80 is: 24,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,422.80 : 44,134.20 = 16,300.80 : x
  2. Step 2: Convert to fraction form
    29,422.80/44,134.20 = 16,300.80/x
  3. Step 3: Cross multiply
    29,422.80x = 44,134.20 × 16,300.80
  4. Step 4: Simplify right side
    29,422.80x = 719,422,767.36
  5. Step 5: Solve for x
    x = 719,422,767.36/29,422.80
  6. Step 6: Final answer
    x = 24,451.20

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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.