Home / 49,439.91-68,230.58-28,222.37

Finding the Fourth Proportional to 49,439.91, 68,230.58 and 28,222.37

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Solution

The fourth proportional to 49,439.91, 68,230.58 and 28,222.37 is: 38,948.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,439.91 : 68,230.58 = 28,222.37 : x
  2. Step 2: Convert to fraction form
    49,439.91/68,230.58 = 28,222.37/x
  3. Step 3: Cross multiply
    49,439.91x = 68,230.58 × 28,222.37
  4. Step 4: Simplify right side
    49,439.91x = 1,925,628,191.81
  5. Step 5: Solve for x
    x = 1,925,628,191.81/49,439.91
  6. Step 6: Final answer
    x = 38,948.86

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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.