Home / 19,406.46-29,115.36-6,258.54

Finding the Fourth Proportional to 19,406.46, 29,115.36 and 6,258.54

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Solution

The fourth proportional to 19,406.46, 29,115.36 and 6,258.54 is: 9,389.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406.46 : 29,115.36 = 6,258.54 : x
  2. Step 2: Convert to fraction form
    19,406.46/29,115.36 = 6,258.54/x
  3. Step 3: Cross multiply
    19,406.46x = 29,115.36 × 6,258.54
  4. Step 4: Simplify right side
    19,406.46x = 182,219,645.17
  5. Step 5: Solve for x
    x = 182,219,645.17/19,406.46
  6. Step 6: Final answer
    x = 9,389.64

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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.