Home / 19,332.24-28,998.96-9,198.40

Finding the Fourth Proportional to 19,332.24, 28,998.96 and 9,198.40

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Solution

The fourth proportional to 19,332.24, 28,998.96 and 9,198.40 is: 13,797.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,332.24 : 28,998.96 = 9,198.40 : x
  2. Step 2: Convert to fraction form
    19,332.24/28,998.96 = 9,198.40/x
  3. Step 3: Cross multiply
    19,332.24x = 28,998.96 × 9,198.40
  4. Step 4: Simplify right side
    19,332.24x = 266,744,033.66
  5. Step 5: Solve for x
    x = 266,744,033.66/19,332.24
  6. Step 6: Final answer
    x = 13,797.89

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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.