Home / 19,607.36-29,409.60-5,757.44

Finding the Fourth Proportional to 19,607.36, 29,409.60 and 5,757.44

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Solution

The fourth proportional to 19,607.36, 29,409.60 and 5,757.44 is: 8,635.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.36 : 29,409.60 = 5,757.44 : x
  2. Step 2: Convert to fraction form
    19,607.36/29,409.60 = 5,757.44/x
  3. Step 3: Cross multiply
    19,607.36x = 29,409.60 × 5,757.44
  4. Step 4: Simplify right side
    19,607.36x = 169,324,007.42
  5. Step 5: Solve for x
    x = 169,324,007.42/19,607.36
  6. Step 6: Final answer
    x = 8,635.74

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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.