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Finding the Fourth Proportional to 45,873.84, 68,811.22 and 16,292.85

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Solution

The fourth proportional to 45,873.84, 68,811.22 and 16,292.85 is: 24,439.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,873.84 : 68,811.22 = 16,292.85 : x
  2. Step 2: Convert to fraction form
    45,873.84/68,811.22 = 16,292.85/x
  3. Step 3: Cross multiply
    45,873.84x = 68,811.22 × 16,292.85
  4. Step 4: Simplify right side
    45,873.84x = 1,121,130,648.10
  5. Step 5: Solve for x
    x = 1,121,130,648.10/45,873.84
  6. Step 6: Final answer
    x = 24,439.43

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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.