Home / 16,772.14-25,156.76-5,678.58

Finding the Fourth Proportional to 16,772.14, 25,156.76 and 5,678.58

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Solution

The fourth proportional to 16,772.14, 25,156.76 and 5,678.58 is: 8,517.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,772.14 : 25,156.76 = 5,678.58 : x
  2. Step 2: Convert to fraction form
    16,772.14/25,156.76 = 5,678.58/x
  3. Step 3: Cross multiply
    16,772.14x = 25,156.76 × 5,678.58
  4. Step 4: Simplify right side
    16,772.14x = 142,854,645.81
  5. Step 5: Solve for x
    x = 142,854,645.81/16,772.14
  6. Step 6: Final answer
    x = 8,517.38

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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.