Home / 34,122.54-51,149.16-13,057.17

Finding the Fourth Proportional to 34,122.54, 51,149.16 and 13,057.17

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Solution

The fourth proportional to 34,122.54, 51,149.16 and 13,057.17 is: 19,572.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,122.54 : 51,149.16 = 13,057.17 : x
  2. Step 2: Convert to fraction form
    34,122.54/51,149.16 = 13,057.17/x
  3. Step 3: Cross multiply
    34,122.54x = 51,149.16 × 13,057.17
  4. Step 4: Simplify right side
    34,122.54x = 667,863,277.48
  5. Step 5: Solve for x
    x = 667,863,277.48/34,122.54
  6. Step 6: Final answer
    x = 19,572.50

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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.