Home / 36,127.71-54,199.82-19,487.39

Finding the Fourth Proportional to 36,127.71, 54,199.82 and 19,487.39

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Solution

The fourth proportional to 36,127.71, 54,199.82 and 19,487.39 is: 29,235.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,127.71 : 54,199.82 = 19,487.39 : x
  2. Step 2: Convert to fraction form
    36,127.71/54,199.82 = 19,487.39/x
  3. Step 3: Cross multiply
    36,127.71x = 54,199.82 × 19,487.39
  4. Step 4: Simplify right side
    36,127.71x = 1,056,212,807.99
  5. Step 5: Solve for x
    x = 1,056,212,807.99/36,127.71
  6. Step 6: Final answer
    x = 29,235.53

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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.