Home / 27,440.93-37,868.39-15,504.26

Finding the Fourth Proportional to 27,440.93, 37,868.39 and 15,504.26

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Solution

The fourth proportional to 27,440.93, 37,868.39 and 15,504.26 is: 21,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,440.93 : 37,868.39 = 15,504.26 : x
  2. Step 2: Convert to fraction form
    27,440.93/37,868.39 = 15,504.26/x
  3. Step 3: Cross multiply
    27,440.93x = 37,868.39 × 15,504.26
  4. Step 4: Simplify right side
    27,440.93x = 587,121,364.34
  5. Step 5: Solve for x
    x = 587,121,364.34/27,440.93
  6. Step 6: Final answer
    x = 21,395.83

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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.