Home / 27,218.25-37,563.62-15,282.09

Finding the Fourth Proportional to 27,218.25, 37,563.62 and 15,282.09

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Solution

The fourth proportional to 27,218.25, 37,563.62 and 15,282.09 is: 21,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218.25 : 37,563.62 = 15,282.09 : x
  2. Step 2: Convert to fraction form
    27,218.25/37,563.62 = 15,282.09/x
  3. Step 3: Cross multiply
    27,218.25x = 37,563.62 × 15,282.09
  4. Step 4: Simplify right side
    27,218.25x = 574,050,545.16
  5. Step 5: Solve for x
    x = 574,050,545.16/27,218.25
  6. Step 6: Final answer
    x = 21,090.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.