Home / 18,174.48-27,265.38-6,487.40

Finding the Fourth Proportional to 18,174.48, 27,265.38 and 6,487.40

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Solution

The fourth proportional to 18,174.48, 27,265.38 and 6,487.40 is: 9,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174.48 : 27,265.38 = 6,487.40 : x
  2. Step 2: Convert to fraction form
    18,174.48/27,265.38 = 6,487.40/x
  3. Step 3: Cross multiply
    18,174.48x = 27,265.38 × 6,487.40
  4. Step 4: Simplify right side
    18,174.48x = 176,881,257.45
  5. Step 5: Solve for x
    x = 176,881,257.45/18,174.48
  6. Step 6: Final answer
    x = 9,732.40

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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.