Home / 40,640.68-56,081.50-22,732.62

Finding the Fourth Proportional to 40,640.68, 56,081.50 and 22,732.62

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Solution

The fourth proportional to 40,640.68, 56,081.50 and 22,732.62 is: 31,369.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,640.68 : 56,081.50 = 22,732.62 : x
  2. Step 2: Convert to fraction form
    40,640.68/56,081.50 = 22,732.62/x
  3. Step 3: Cross multiply
    40,640.68x = 56,081.50 × 22,732.62
  4. Step 4: Simplify right side
    40,640.68x = 1,274,879,428.53
  5. Step 5: Solve for x
    x = 1,274,879,428.53/40,640.68
  6. Step 6: Final answer
    x = 31,369.54

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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.