Home / 38,129.04-57,174.06-15,936.36

Finding the Fourth Proportional to 38,129.04, 57,174.06 and 15,936.36

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Solution

The fourth proportional to 38,129.04, 57,174.06 and 15,936.36 is: 23,896.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,129.04 : 57,174.06 = 15,936.36 : x
  2. Step 2: Convert to fraction form
    38,129.04/57,174.06 = 15,936.36/x
  3. Step 3: Cross multiply
    38,129.04x = 57,174.06 × 15,936.36
  4. Step 4: Simplify right side
    38,129.04x = 911,146,402.82
  5. Step 5: Solve for x
    x = 911,146,402.82/38,129.04
  6. Step 6: Final answer
    x = 23,896.39

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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.