Home / 27,339.26-37,727.10-15,404.99

Finding the Fourth Proportional to 27,339.26, 37,727.10 and 15,404.99

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Solution

The fourth proportional to 27,339.26, 37,727.10 and 15,404.99 is: 21,258.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,339.26 : 37,727.10 = 15,404.99 : x
  2. Step 2: Convert to fraction form
    27,339.26/37,727.10 = 15,404.99/x
  3. Step 3: Cross multiply
    27,339.26x = 37,727.10 × 15,404.99
  4. Step 4: Simplify right side
    27,339.26x = 581,185,409.59
  5. Step 5: Solve for x
    x = 581,185,409.59/27,339.26
  6. Step 6: Final answer
    x = 21,258.28

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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.