Home / 34,440.04-51,640.64-11,940.16

Finding the Fourth Proportional to 34,440.04, 51,640.64 and 11,940.16

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Solution

The fourth proportional to 34,440.04, 51,640.64 and 11,940.16 is: 17,903.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,440.04 : 51,640.64 = 11,940.16 : x
  2. Step 2: Convert to fraction form
    34,440.04/51,640.64 = 11,940.16/x
  3. Step 3: Cross multiply
    34,440.04x = 51,640.64 × 11,940.16
  4. Step 4: Simplify right side
    34,440.04x = 616,597,456.90
  5. Step 5: Solve for x
    x = 616,597,456.90/34,440.04
  6. Step 6: Final answer
    x = 17,903.51

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1.5x scale

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.