Home / 38,258.07-57,396.36-13,294.50

Finding the Fourth Proportional to 38,258.07, 57,396.36 and 13,294.50

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Solution

The fourth proportional to 38,258.07, 57,396.36 and 13,294.50 is: 19,944.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,258.07 : 57,396.36 = 13,294.50 : x
  2. Step 2: Convert to fraction form
    38,258.07/57,396.36 = 13,294.50/x
  3. Step 3: Cross multiply
    38,258.07x = 57,396.36 × 13,294.50
  4. Step 4: Simplify right side
    38,258.07x = 763,055,908.02
  5. Step 5: Solve for x
    x = 763,055,908.02/38,258.07
  6. Step 6: Final answer
    x = 19,944.97

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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.