Home / 45,465.91-68,154.21-21,766.73

Finding the Fourth Proportional to 45,465.91, 68,154.21 and 21,766.73

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Solution

The fourth proportional to 45,465.91, 68,154.21 and 21,766.73 is: 32,628.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,465.91 : 68,154.21 = 21,766.73 : x
  2. Step 2: Convert to fraction form
    45,465.91/68,154.21 = 21,766.73/x
  3. Step 3: Cross multiply
    45,465.91x = 68,154.21 × 21,766.73
  4. Step 4: Simplify right side
    45,465.91x = 1,483,493,946.66
  5. Step 5: Solve for x
    x = 1,483,493,946.66/45,465.91
  6. Step 6: Final answer
    x = 32,628.71

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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.