Home / 27,340.26-37,729.56-15,403.59

Finding the Fourth Proportional to 27,340.26, 37,729.56 and 15,403.59

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Solution

The fourth proportional to 27,340.26, 37,729.56 and 15,403.59 is: 21,256.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.26 : 37,729.56 = 15,403.59 : x
  2. Step 2: Convert to fraction form
    27,340.26/37,729.56 = 15,403.59/x
  3. Step 3: Cross multiply
    27,340.26x = 37,729.56 × 15,403.59
  4. Step 4: Simplify right side
    27,340.26x = 581,170,673.12
  5. Step 5: Solve for x
    x = 581,170,673.12/27,340.26
  6. Step 6: Final answer
    x = 21,256.95

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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.