Home / 45,884.57-68,818.61-12,150.80

Finding the Fourth Proportional to 45,884.57, 68,818.61 and 12,150.80

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Solution

The fourth proportional to 45,884.57, 68,818.61 and 12,150.80 is: 18,224.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,884.57 : 68,818.61 = 12,150.80 : x
  2. Step 2: Convert to fraction form
    45,884.57/68,818.61 = 12,150.80/x
  3. Step 3: Cross multiply
    45,884.57x = 68,818.61 × 12,150.80
  4. Step 4: Simplify right side
    45,884.57x = 836,200,822.29
  5. Step 5: Solve for x
    x = 836,200,822.29/45,884.57
  6. Step 6: Final answer
    x = 18,224.01

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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.