Home / 39,414.46-54,393.14-22,421.14

Finding the Fourth Proportional to 39,414.46, 54,393.14 and 22,421.14

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Solution

The fourth proportional to 39,414.46, 54,393.14 and 22,421.14 is: 30,941.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,414.46 : 54,393.14 = 22,421.14 : x
  2. Step 2: Convert to fraction form
    39,414.46/54,393.14 = 22,421.14/x
  3. Step 3: Cross multiply
    39,414.46x = 54,393.14 × 22,421.14
  4. Step 4: Simplify right side
    39,414.46x = 1,219,556,127.05
  5. Step 5: Solve for x
    x = 1,219,556,127.05/39,414.46
  6. Step 6: Final answer
    x = 30,941.85

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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.