Home / 38,042.78-57,076.34-15,858.50

Finding the Fourth Proportional to 38,042.78, 57,076.34 and 15,858.50

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Solution

The fourth proportional to 38,042.78, 57,076.34 and 15,858.50 is: 23,792.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,042.78 : 57,076.34 = 15,858.50 : x
  2. Step 2: Convert to fraction form
    38,042.78/57,076.34 = 15,858.50/x
  3. Step 3: Cross multiply
    38,042.78x = 57,076.34 × 15,858.50
  4. Step 4: Simplify right side
    38,042.78x = 905,144,773.22
  5. Step 5: Solve for x
    x = 905,144,773.22/38,042.78
  6. Step 6: Final answer
    x = 23,792.82

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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.