Home / 27,239.32-37,588.24-15,304.64

Finding the Fourth Proportional to 27,239.32, 37,588.24 and 15,304.64

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Solution

The fourth proportional to 27,239.32, 37,588.24 and 15,304.64 is: 21,119.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,239.32 : 37,588.24 = 15,304.64 : x
  2. Step 2: Convert to fraction form
    27,239.32/37,588.24 = 15,304.64/x
  3. Step 3: Cross multiply
    27,239.32x = 37,588.24 × 15,304.64
  4. Step 4: Simplify right side
    27,239.32x = 575,274,404.91
  5. Step 5: Solve for x
    x = 575,274,404.91/27,239.32
  6. Step 6: Final answer
    x = 21,119.27

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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.