Home / 19,693.62-29,530.58-6,541.38

Finding the Fourth Proportional to 19,693.62, 29,530.58 and 6,541.38

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Solution

The fourth proportional to 19,693.62, 29,530.58 and 6,541.38 is: 9,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,693.62 : 29,530.58 = 6,541.38 : x
  2. Step 2: Convert to fraction form
    19,693.62/29,530.58 = 6,541.38/x
  3. Step 3: Cross multiply
    19,693.62x = 29,530.58 × 6,541.38
  4. Step 4: Simplify right side
    19,693.62x = 193,170,712.69
  5. Step 5: Solve for x
    x = 193,170,712.69/19,693.62
  6. Step 6: Final answer
    x = 9,808.80

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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.