Home / 39,200.58-54,098.01-22,438.98

Finding the Fourth Proportional to 39,200.58, 54,098.01 and 22,438.98

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Solution

The fourth proportional to 39,200.58, 54,098.01 and 22,438.98 is: 30,966.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,200.58 : 54,098.01 = 22,438.98 : x
  2. Step 2: Convert to fraction form
    39,200.58/54,098.01 = 22,438.98/x
  3. Step 3: Cross multiply
    39,200.58x = 54,098.01 × 22,438.98
  4. Step 4: Simplify right side
    39,200.58x = 1,213,904,164.43
  5. Step 5: Solve for x
    x = 1,213,904,164.43/39,200.58
  6. Step 6: Final answer
    x = 30,966.48

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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.