Home / 43,253.56-64,877.10-12,091.24

Finding the Fourth Proportional to 43,253.56, 64,877.10 and 12,091.24

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Solution

The fourth proportional to 43,253.56, 64,877.10 and 12,091.24 is: 18,135.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,253.56 : 64,877.10 = 12,091.24 : x
  2. Step 2: Convert to fraction form
    43,253.56/64,877.10 = 12,091.24/x
  3. Step 3: Cross multiply
    43,253.56x = 64,877.10 × 12,091.24
  4. Step 4: Simplify right side
    43,253.56x = 784,444,586.60
  5. Step 5: Solve for x
    x = 784,444,586.60/43,253.56
  6. Step 6: Final answer
    x = 18,135.95

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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.