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Finding the Fourth Proportional to 48,956.62, 67,559.97 and 27,739.93

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Solution

The fourth proportional to 48,956.62, 67,559.97 and 27,739.93 is: 38,281.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,956.62 : 67,559.97 = 27,739.93 : x
  2. Step 2: Convert to fraction form
    48,956.62/67,559.97 = 27,739.93/x
  3. Step 3: Cross multiply
    48,956.62x = 67,559.97 × 27,739.93
  4. Step 4: Simplify right side
    48,956.62x = 1,874,108,838.60
  5. Step 5: Solve for x
    x = 1,874,108,838.60/48,956.62
  6. Step 6: Final answer
    x = 38,281.01

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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.