Home / 39,493.64-59,243.51-13,198.47

Finding the Fourth Proportional to 39,493.64, 59,243.51 and 13,198.47

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Solution

The fourth proportional to 39,493.64, 59,243.51 and 13,198.47 is: 19,798.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,493.64 : 59,243.51 = 13,198.47 : x
  2. Step 2: Convert to fraction form
    39,493.64/59,243.51 = 13,198.47/x
  3. Step 3: Cross multiply
    39,493.64x = 59,243.51 × 13,198.47
  4. Step 4: Simplify right side
    39,493.64x = 781,923,689.43
  5. Step 5: Solve for x
    x = 781,923,689.43/39,493.64
  6. Step 6: Final answer
    x = 19,798.72

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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.