Home / 28,383.10-42,517.05-16,056.70

Finding the Fourth Proportional to 28,383.10, 42,517.05 and 16,056.70

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Solution

The fourth proportional to 28,383.10, 42,517.05 and 16,056.70 is: 24,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,383.10 : 42,517.05 = 16,056.70 : x
  2. Step 2: Convert to fraction form
    28,383.10/42,517.05 = 16,056.70/x
  3. Step 3: Cross multiply
    28,383.10x = 42,517.05 × 16,056.70
  4. Step 4: Simplify right side
    28,383.10x = 682,683,516.74
  5. Step 5: Solve for x
    x = 682,683,516.74/28,383.10
  6. Step 6: Final answer
    x = 24,052.46

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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.