Home / 49,025.18-67,660.41-27,808.31

Finding the Fourth Proportional to 49,025.18, 67,660.41 and 27,808.31

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Solution

The fourth proportional to 49,025.18, 67,660.41 and 27,808.31 is: 38,378.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,025.18 : 67,660.41 = 27,808.31 : x
  2. Step 2: Convert to fraction form
    49,025.18/67,660.41 = 27,808.31/x
  3. Step 3: Cross multiply
    49,025.18x = 67,660.41 × 27,808.31
  4. Step 4: Simplify right side
    49,025.18x = 1,881,521,929.44
  5. Step 5: Solve for x
    x = 1,881,521,929.44/49,025.18
  6. Step 6: Final answer
    x = 38,378.68

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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.