Home / 16,838.11-25,256.24-5,151.32

Finding the Fourth Proportional to 16,838.11, 25,256.24 and 5,151.32

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Solution

The fourth proportional to 16,838.11, 25,256.24 and 5,151.32 is: 7,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.11 : 25,256.24 = 5,151.32 : x
  2. Step 2: Convert to fraction form
    16,838.11/25,256.24 = 5,151.32/x
  3. Step 3: Cross multiply
    16,838.11x = 25,256.24 × 5,151.32
  4. Step 4: Simplify right side
    16,838.11x = 130,103,037.38
  5. Step 5: Solve for x
    x = 130,103,037.38/16,838.11
  6. Step 6: Final answer
    x = 7,726.70

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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.