Home / 39,830.91-54,954.23-22,600.46

Finding the Fourth Proportional to 39,830.91, 54,954.23 and 22,600.46

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Solution

The fourth proportional to 39,830.91, 54,954.23 and 22,600.46 is: 31,181.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,830.91 : 54,954.23 = 22,600.46 : x
  2. Step 2: Convert to fraction form
    39,830.91/54,954.23 = 22,600.46/x
  3. Step 3: Cross multiply
    39,830.91x = 54,954.23 × 22,600.46
  4. Step 4: Simplify right side
    39,830.91x = 1,241,990,489.17
  5. Step 5: Solve for x
    x = 1,241,990,489.17/39,830.91
  6. Step 6: Final answer
    x = 31,181.57

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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.