Home / 19,597.38-29,399.43-6,453.48

Finding the Fourth Proportional to 19,597.38, 29,399.43 and 6,453.48

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Solution

The fourth proportional to 19,597.38, 29,399.43 and 6,453.48 is: 9,681.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,597.38 : 29,399.43 = 6,453.48 : x
  2. Step 2: Convert to fraction form
    19,597.38/29,399.43 = 6,453.48/x
  3. Step 3: Cross multiply
    19,597.38x = 29,399.43 × 6,453.48
  4. Step 4: Simplify right side
    19,597.38x = 189,728,633.52
  5. Step 5: Solve for x
    x = 189,728,633.52/19,597.38
  6. Step 6: Final answer
    x = 9,681.33

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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.