Home / 27,634.08-38,147.76-16,299.72

Finding the Fourth Proportional to 27,634.08, 38,147.76 and 16,299.72

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Solution

The fourth proportional to 27,634.08, 38,147.76 and 16,299.72 is: 22,501.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,634.08 : 38,147.76 = 16,299.72 : x
  2. Step 2: Convert to fraction form
    27,634.08/38,147.76 = 16,299.72/x
  3. Step 3: Cross multiply
    27,634.08x = 38,147.76 × 16,299.72
  4. Step 4: Simplify right side
    27,634.08x = 621,797,806.63
  5. Step 5: Solve for x
    x = 621,797,806.63/27,634.08
  6. Step 6: Final answer
    x = 22,501.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.