Home / 19,604.08-29,399.72-6,453.36

Finding the Fourth Proportional to 19,604.08, 29,399.72 and 6,453.36

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Solution

The fourth proportional to 19,604.08, 29,399.72 and 6,453.36 is: 9,677.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604.08 : 29,399.72 = 6,453.36 : x
  2. Step 2: Convert to fraction form
    19,604.08/29,399.72 = 6,453.36/x
  3. Step 3: Cross multiply
    19,604.08x = 29,399.72 × 6,453.36
  4. Step 4: Simplify right side
    19,604.08x = 189,726,977.06
  5. Step 5: Solve for x
    x = 189,726,977.06/19,604.08
  6. Step 6: Final answer
    x = 9,677.93

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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.