Home / 39,793.11-59,609.57-18,415.69

Finding the Fourth Proportional to 39,793.11, 59,609.57 and 18,415.69

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Solution

The fourth proportional to 39,793.11, 59,609.57 and 18,415.69 is: 27,586.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,793.11 : 59,609.57 = 18,415.69 : x
  2. Step 2: Convert to fraction form
    39,793.11/59,609.57 = 18,415.69/x
  3. Step 3: Cross multiply
    39,793.11x = 59,609.57 × 18,415.69
  4. Step 4: Simplify right side
    39,793.11x = 1,097,751,362.15
  5. Step 5: Solve for x
    x = 1,097,751,362.15/39,793.11
  6. Step 6: Final answer
    x = 27,586.47

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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.