Home / 31,522.38-47,297.94-11,802.48

Finding the Fourth Proportional to 31,522.38, 47,297.94 and 11,802.48

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Solution

The fourth proportional to 31,522.38, 47,297.94 and 11,802.48 is: 17,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,522.38 : 47,297.94 = 11,802.48 : x
  2. Step 2: Convert to fraction form
    31,522.38/47,297.94 = 11,802.48/x
  3. Step 3: Cross multiply
    31,522.38x = 47,297.94 × 11,802.48
  4. Step 4: Simplify right side
    31,522.38x = 558,232,990.89
  5. Step 5: Solve for x
    x = 558,232,990.89/31,522.38
  6. Step 6: Final answer
    x = 17,709.10

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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.