Home / 11,678.33-17,491.74-9,654.02

Finding the Fourth Proportional to 11,678.33, 17,491.74 and 9,654.02

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Solution

The fourth proportional to 11,678.33, 17,491.74 and 9,654.02 is: 14,459.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,678.33 : 17,491.74 = 9,654.02 : x
  2. Step 2: Convert to fraction form
    11,678.33/17,491.74 = 9,654.02/x
  3. Step 3: Cross multiply
    11,678.33x = 17,491.74 × 9,654.02
  4. Step 4: Simplify right side
    11,678.33x = 168,865,607.79
  5. Step 5: Solve for x
    x = 168,865,607.79/11,678.33
  6. Step 6: Final answer
    x = 14,459.74

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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.