Home / 39,455.52-59,191.58-12,799.42

Finding the Fourth Proportional to 39,455.52, 59,191.58 and 12,799.42

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Solution

The fourth proportional to 39,455.52, 59,191.58 and 12,799.42 is: 19,201.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,455.52 : 59,191.58 = 12,799.42 : x
  2. Step 2: Convert to fraction form
    39,455.52/59,191.58 = 12,799.42/x
  3. Step 3: Cross multiply
    39,455.52x = 59,191.58 × 12,799.42
  4. Step 4: Simplify right side
    39,455.52x = 757,617,892.88
  5. Step 5: Solve for x
    x = 757,617,892.88/39,455.52
  6. Step 6: Final answer
    x = 19,201.82

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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.