Home / 19,727.58-29,580.41-6,572.78

Finding the Fourth Proportional to 19,727.58, 29,580.41 and 6,572.78

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Solution

The fourth proportional to 19,727.58, 29,580.41 and 6,572.78 is: 9,855.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,727.58 : 29,580.41 = 6,572.78 : x
  2. Step 2: Convert to fraction form
    19,727.58/29,580.41 = 6,572.78/x
  3. Step 3: Cross multiply
    19,727.58x = 29,580.41 × 6,572.78
  4. Step 4: Simplify right side
    19,727.58x = 194,425,346.47
  5. Step 5: Solve for x
    x = 194,425,346.47/19,727.58
  6. Step 6: Final answer
    x = 9,855.51

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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.