Home / 27,953.96-41,929.57-10,422.42

Finding the Fourth Proportional to 27,953.96, 41,929.57 and 10,422.42

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Solution

The fourth proportional to 27,953.96, 41,929.57 and 10,422.42 is: 15,633.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,953.96 : 41,929.57 = 10,422.42 : x
  2. Step 2: Convert to fraction form
    27,953.96/41,929.57 = 10,422.42/x
  3. Step 3: Cross multiply
    27,953.96x = 41,929.57 × 10,422.42
  4. Step 4: Simplify right side
    27,953.96x = 437,007,709.92
  5. Step 5: Solve for x
    x = 437,007,709.92/27,953.96
  6. Step 6: Final answer
    x = 15,633.12

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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.