Home / 42,826.92-64,240.02-33,474.80

Finding the Fourth Proportional to 42,826.92, 64,240.02 and 33,474.80

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Solution

The fourth proportional to 42,826.92, 64,240.02 and 33,474.80 is: 50,211.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,826.92 : 64,240.02 = 33,474.80 : x
  2. Step 2: Convert to fraction form
    42,826.92/64,240.02 = 33,474.80/x
  3. Step 3: Cross multiply
    42,826.92x = 64,240.02 × 33,474.80
  4. Step 4: Simplify right side
    42,826.92x = 2,150,421,654.12
  5. Step 5: Solve for x
    x = 2,150,421,654.12/42,826.92
  6. Step 6: Final answer
    x = 50,211.92

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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.