Home / 48,727.24-67,182.42-39,765.64

Finding the Fourth Proportional to 48,727.24, 67,182.42 and 39,765.64

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Solution

The fourth proportional to 48,727.24, 67,182.42 and 39,765.64 is: 54,826.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,727.24 : 67,182.42 = 39,765.64 : x
  2. Step 2: Convert to fraction form
    48,727.24/67,182.42 = 39,765.64/x
  3. Step 3: Cross multiply
    48,727.24x = 67,182.42 × 39,765.64
  4. Step 4: Simplify right side
    48,727.24x = 2,671,551,928.05
  5. Step 5: Solve for x
    x = 2,671,551,928.05/48,727.24
  6. Step 6: Final answer
    x = 54,826.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.