Home / 39,927.16-59,936.10-20,227.96

Finding the Fourth Proportional to 39,927.16, 59,936.10 and 20,227.96

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Solution

The fourth proportional to 39,927.16, 59,936.10 and 20,227.96 is: 30,364.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927.16 : 59,936.10 = 20,227.96 : x
  2. Step 2: Convert to fraction form
    39,927.16/59,936.10 = 20,227.96/x
  3. Step 3: Cross multiply
    39,927.16x = 59,936.10 × 20,227.96
  4. Step 4: Simplify right side
    39,927.16x = 1,212,385,033.36
  5. Step 5: Solve for x
    x = 1,212,385,033.36/39,927.16
  6. Step 6: Final answer
    x = 30,364.92

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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.