Home / 39,838.88-59,764.45-13,537.47

Finding the Fourth Proportional to 39,838.88, 59,764.45 and 13,537.47

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Solution

The fourth proportional to 39,838.88, 59,764.45 and 13,537.47 is: 20,308.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,838.88 : 59,764.45 = 13,537.47 : x
  2. Step 2: Convert to fraction form
    39,838.88/59,764.45 = 13,537.47/x
  3. Step 3: Cross multiply
    39,838.88x = 59,764.45 × 13,537.47
  4. Step 4: Simplify right side
    39,838.88x = 809,059,415.10
  5. Step 5: Solve for x
    x = 809,059,415.10/39,838.88
  6. Step 6: Final answer
    x = 20,308.29

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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.