Home / 31,935.48-47,853.94-20,224.10

Finding the Fourth Proportional to 31,935.48, 47,853.94 and 20,224.10

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Solution

The fourth proportional to 31,935.48, 47,853.94 and 20,224.10 is: 30,304.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935.48 : 47,853.94 = 20,224.10 : x
  2. Step 2: Convert to fraction form
    31,935.48/47,853.94 = 20,224.10/x
  3. Step 3: Cross multiply
    31,935.48x = 47,853.94 × 20,224.10
  4. Step 4: Simplify right side
    31,935.48x = 967,802,867.95
  5. Step 5: Solve for x
    x = 967,802,867.95/31,935.48
  6. Step 6: Final answer
    x = 30,304.94

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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.