Home / 35,314.92-52,972.38-11,940.75

Finding the Fourth Proportional to 35,314.92, 52,972.38 and 11,940.75

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Solution

The fourth proportional to 35,314.92, 52,972.38 and 11,940.75 is: 17,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,314.92 : 52,972.38 = 11,940.75 : x
  2. Step 2: Convert to fraction form
    35,314.92/52,972.38 = 11,940.75/x
  3. Step 3: Cross multiply
    35,314.92x = 52,972.38 × 11,940.75
  4. Step 4: Simplify right side
    35,314.92x = 632,529,946.49
  5. Step 5: Solve for x
    x = 632,529,946.49/35,314.92
  6. Step 6: Final answer
    x = 17,911.13

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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.