Home / 40,174.28-60,277.82-13,897.47

Finding the Fourth Proportional to 40,174.28, 60,277.82 and 13,897.47

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Solution

The fourth proportional to 40,174.28, 60,277.82 and 13,897.47 is: 20,851.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,174.28 : 60,277.82 = 13,897.47 : x
  2. Step 2: Convert to fraction form
    40,174.28/60,277.82 = 13,897.47/x
  3. Step 3: Cross multiply
    40,174.28x = 60,277.82 × 13,897.47
  4. Step 4: Simplify right side
    40,174.28x = 837,709,429.84
  5. Step 5: Solve for x
    x = 837,709,429.84/40,174.28
  6. Step 6: Final answer
    x = 20,851.88

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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.