Home / 34,258.14-47,278.44-19,150.86

Finding the Fourth Proportional to 34,258.14, 47,278.44 and 19,150.86

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Solution

The fourth proportional to 34,258.14, 47,278.44 and 19,150.86 is: 26,429.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,258.14 : 47,278.44 = 19,150.86 : x
  2. Step 2: Convert to fraction form
    34,258.14/47,278.44 = 19,150.86/x
  3. Step 3: Cross multiply
    34,258.14x = 47,278.44 × 19,150.86
  4. Step 4: Simplify right side
    34,258.14x = 905,422,785.46
  5. Step 5: Solve for x
    x = 905,422,785.46/34,258.14
  6. Step 6: Final answer
    x = 26,429.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.