Home / 40,387.15-60,576.40-14,092.39

Finding the Fourth Proportional to 40,387.15, 60,576.40 and 14,092.39

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Solution

The fourth proportional to 40,387.15, 60,576.40 and 14,092.39 is: 21,137.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,387.15 : 60,576.40 = 14,092.39 : x
  2. Step 2: Convert to fraction form
    40,387.15/60,576.40 = 14,092.39/x
  3. Step 3: Cross multiply
    40,387.15x = 60,576.40 × 14,092.39
  4. Step 4: Simplify right side
    40,387.15x = 853,665,880.25
  5. Step 5: Solve for x
    x = 853,665,880.25/40,387.15
  6. Step 6: Final answer
    x = 21,137.07

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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.