Home / 16,509.38-22,760.16-15,992.42

Finding the Fourth Proportional to 16,509.38, 22,760.16 and 15,992.42

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Solution

The fourth proportional to 16,509.38, 22,760.16 and 15,992.42 is: 22,047.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,509.38 : 22,760.16 = 15,992.42 : x
  2. Step 2: Convert to fraction form
    16,509.38/22,760.16 = 15,992.42/x
  3. Step 3: Cross multiply
    16,509.38x = 22,760.16 × 15,992.42
  4. Step 4: Simplify right side
    16,509.38x = 363,990,037.99
  5. Step 5: Solve for x
    x = 363,990,037.99/16,509.38
  6. Step 6: Final answer
    x = 22,047.47

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Double scale
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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.