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Finding the Fourth Proportional to 48,794.80, 67,337 and 26,438.80

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Solution

The fourth proportional to 48,794.80, 67,337 and 26,438.80 is: 36,485.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,794.80 : 67,337 = 26,438.80 : x
  2. Step 2: Convert to fraction form
    48,794.80/67,337 = 26,438.80/x
  3. Step 3: Cross multiply
    48,794.80x = 67,337 × 26,438.80
  4. Step 4: Simplify right side
    48,794.80x = 1,780,309,475.60
  5. Step 5: Solve for x
    x = 1,780,309,475.60/48,794.80
  6. Step 6: Final answer
    x = 36,485.64

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1.5x scale

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.