Home / 18,519.33-27,781.89-6,036.46

Finding the Fourth Proportional to 18,519.33, 27,781.89 and 6,036.46

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Solution

The fourth proportional to 18,519.33, 27,781.89 and 6,036.46 is: 9,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,519.33 : 27,781.89 = 6,036.46 : x
  2. Step 2: Convert to fraction form
    18,519.33/27,781.89 = 6,036.46/x
  3. Step 3: Cross multiply
    18,519.33x = 27,781.89 × 6,036.46
  4. Step 4: Simplify right side
    18,519.33x = 167,704,267.71
  5. Step 5: Solve for x
    x = 167,704,267.71/18,519.33
  6. Step 6: Final answer
    x = 9,055.63

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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.