Home / 27,261.23-37,618.63-15,326.42

Finding the Fourth Proportional to 27,261.23, 37,618.63 and 15,326.42

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Solution

The fourth proportional to 27,261.23, 37,618.63 and 15,326.42 is: 21,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,261.23 : 37,618.63 = 15,326.42 : x
  2. Step 2: Convert to fraction form
    27,261.23/37,618.63 = 15,326.42/x
  3. Step 3: Cross multiply
    27,261.23x = 37,618.63 × 15,326.42
  4. Step 4: Simplify right side
    27,261.23x = 576,558,696.80
  5. Step 5: Solve for x
    x = 576,558,696.80/27,261.23
  6. Step 6: Final answer
    x = 21,149.41

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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.