Home / 19,414.08-29,073.60-9,028.80

Finding the Fourth Proportional to 19,414.08, 29,073.60 and 9,028.80

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Solution

The fourth proportional to 19,414.08, 29,073.60 and 9,028.80 is: 13,521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,414.08 : 29,073.60 = 9,028.80 : x
  2. Step 2: Convert to fraction form
    19,414.08/29,073.60 = 9,028.80/x
  3. Step 3: Cross multiply
    19,414.08x = 29,073.60 × 9,028.80
  4. Step 4: Simplify right side
    19,414.08x = 262,499,719.68
  5. Step 5: Solve for x
    x = 262,499,719.68/19,414.08
  6. Step 6: Final answer
    x = 13,521.10

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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.