Home / 38,141.79-57,212.73-15,943.02

Finding the Fourth Proportional to 38,141.79, 57,212.73 and 15,943.02

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Solution

The fourth proportional to 38,141.79, 57,212.73 and 15,943.02 is: 23,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,141.79 : 57,212.73 = 15,943.02 : x
  2. Step 2: Convert to fraction form
    38,141.79/57,212.73 = 15,943.02/x
  3. Step 3: Cross multiply
    38,141.79x = 57,212.73 × 15,943.02
  4. Step 4: Simplify right side
    38,141.79x = 912,143,698.64
  5. Step 5: Solve for x
    x = 912,143,698.64/38,141.79
  6. Step 6: Final answer
    x = 23,914.55

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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.