Home / 18,116.72-27,176.94-6,270.47

Finding the Fourth Proportional to 18,116.72, 27,176.94 and 6,270.47

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Solution

The fourth proportional to 18,116.72, 27,176.94 and 6,270.47 is: 9,406.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,116.72 : 27,176.94 = 6,270.47 : x
  2. Step 2: Convert to fraction form
    18,116.72/27,176.94 = 6,270.47/x
  3. Step 3: Cross multiply
    18,116.72x = 27,176.94 × 6,270.47
  4. Step 4: Simplify right side
    18,116.72x = 170,412,182.07
  5. Step 5: Solve for x
    x = 170,412,182.07/18,116.72
  6. Step 6: Final answer
    x = 9,406.35

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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.