Home / 20,848.20-31,277.38-6,056.76

Finding the Fourth Proportional to 20,848.20, 31,277.38 and 6,056.76

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Solution

The fourth proportional to 20,848.20, 31,277.38 and 6,056.76 is: 9,086.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,848.20 : 31,277.38 = 6,056.76 : x
  2. Step 2: Convert to fraction form
    20,848.20/31,277.38 = 6,056.76/x
  3. Step 3: Cross multiply
    20,848.20x = 31,277.38 × 6,056.76
  4. Step 4: Simplify right side
    20,848.20x = 189,439,584.09
  5. Step 5: Solve for x
    x = 189,439,584.09/20,848.20
  6. Step 6: Final answer
    x = 9,086.62

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1.5x scale

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.