Home / 18,370.68-27,557.64-5,891.28

Finding the Fourth Proportional to 18,370.68, 27,557.64 and 5,891.28

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Solution

The fourth proportional to 18,370.68, 27,557.64 and 5,891.28 is: 8,837.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.68 : 27,557.64 = 5,891.28 : x
  2. Step 2: Convert to fraction form
    18,370.68/27,557.64 = 5,891.28/x
  3. Step 3: Cross multiply
    18,370.68x = 27,557.64 × 5,891.28
  4. Step 4: Simplify right side
    18,370.68x = 162,349,773.38
  5. Step 5: Solve for x
    x = 162,349,773.38/18,370.68
  6. Step 6: Final answer
    x = 8,837.44

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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.