Home / 27,218.29-37,565.10-15,282.55

Finding the Fourth Proportional to 27,218.29, 37,565.10 and 15,282.55

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Solution

The fourth proportional to 27,218.29, 37,565.10 and 15,282.55 is: 21,092.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218.29 : 37,565.10 = 15,282.55 : x
  2. Step 2: Convert to fraction form
    27,218.29/37,565.10 = 15,282.55/x
  3. Step 3: Cross multiply
    27,218.29x = 37,565.10 × 15,282.55
  4. Step 4: Simplify right side
    27,218.29x = 574,090,519.01
  5. Step 5: Solve for x
    x = 574,090,519.01/27,218.29
  6. Step 6: Final answer
    x = 21,092.09

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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.