Home / 34,130.70-51,192.38-11,944.49

Finding the Fourth Proportional to 34,130.70, 51,192.38 and 11,944.49

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Solution

The fourth proportional to 34,130.70, 51,192.38 and 11,944.49 is: 17,915.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,130.70 : 51,192.38 = 11,944.49 : x
  2. Step 2: Convert to fraction form
    34,130.70/51,192.38 = 11,944.49/x
  3. Step 3: Cross multiply
    34,130.70x = 51,192.38 × 11,944.49
  4. Step 4: Simplify right side
    34,130.70x = 611,466,644.89
  5. Step 5: Solve for x
    x = 611,466,644.89/34,130.70
  6. Step 6: Final answer
    x = 17,915.44

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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.