Home / 18,182.61-27,270.87-5,036.31

Finding the Fourth Proportional to 18,182.61, 27,270.87 and 5,036.31

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Solution

The fourth proportional to 18,182.61, 27,270.87 and 5,036.31 is: 7,553.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182.61 : 27,270.87 = 5,036.31 : x
  2. Step 2: Convert to fraction form
    18,182.61/27,270.87 = 5,036.31/x
  3. Step 3: Cross multiply
    18,182.61x = 27,270.87 × 5,036.31
  4. Step 4: Simplify right side
    18,182.61x = 137,344,555.29
  5. Step 5: Solve for x
    x = 137,344,555.29/18,182.61
  6. Step 6: Final answer
    x = 7,553.62

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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.