Home / 19,031.24-28,527.24-7,944.38

Finding the Fourth Proportional to 19,031.24, 28,527.24 and 7,944.38

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Solution

The fourth proportional to 19,031.24, 28,527.24 and 7,944.38 is: 11,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.24 : 28,527.24 = 7,944.38 : x
  2. Step 2: Convert to fraction form
    19,031.24/28,527.24 = 7,944.38/x
  3. Step 3: Cross multiply
    19,031.24x = 28,527.24 × 7,944.38
  4. Step 4: Simplify right side
    19,031.24x = 226,631,234.91
  5. Step 5: Solve for x
    x = 226,631,234.91/19,031.24
  6. Step 6: Final answer
    x = 11,908.38

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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.