Home / 21,189.24-31,793.00-10,095.98

Finding the Fourth Proportional to 21,189.24, 31,793.00 and 10,095.98

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Solution

The fourth proportional to 21,189.24, 31,793.00 and 10,095.98 is: 15,148.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,189.24 : 31,793.00 = 10,095.98 : x
  2. Step 2: Convert to fraction form
    21,189.24/31,793.00 = 10,095.98/x
  3. Step 3: Cross multiply
    21,189.24x = 31,793.00 × 10,095.98
  4. Step 4: Simplify right side
    21,189.24x = 320,981,282.70
  5. Step 5: Solve for x
    x = 320,981,282.70/21,189.24
  6. Step 6: Final answer
    x = 15,148.32

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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.