Home / 38,258.28-57,396.65-13,294.69

Finding the Fourth Proportional to 38,258.28, 57,396.65 and 13,294.69

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Solution

The fourth proportional to 38,258.28, 57,396.65 and 13,294.69 is: 19,945.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,258.28 : 57,396.65 = 13,294.69 : x
  2. Step 2: Convert to fraction form
    38,258.28/57,396.65 = 13,294.69/x
  3. Step 3: Cross multiply
    38,258.28x = 57,396.65 × 13,294.69
  4. Step 4: Simplify right side
    38,258.28x = 763,070,458.82
  5. Step 5: Solve for x
    x = 763,070,458.82/38,258.28
  6. Step 6: Final answer
    x = 19,945.24

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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.