Home / 18,338.59-27,501.95-5,855.69

Finding the Fourth Proportional to 18,338.59, 27,501.95 and 5,855.69

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Solution

The fourth proportional to 18,338.59, 27,501.95 and 5,855.69 is: 8,781.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338.59 : 27,501.95 = 5,855.69 : x
  2. Step 2: Convert to fraction form
    18,338.59/27,501.95 = 5,855.69/x
  3. Step 3: Cross multiply
    18,338.59x = 27,501.95 × 5,855.69
  4. Step 4: Simplify right side
    18,338.59x = 161,042,974.93
  5. Step 5: Solve for x
    x = 161,042,974.93/18,338.59
  6. Step 6: Final answer
    x = 8,781.64

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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.