Home / 27,442.26-37,868.58-15,503.66

Finding the Fourth Proportional to 27,442.26, 37,868.58 and 15,503.66

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Solution

The fourth proportional to 27,442.26, 37,868.58 and 15,503.66 is: 21,394.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,442.26 : 37,868.58 = 15,503.66 : x
  2. Step 2: Convert to fraction form
    27,442.26/37,868.58 = 15,503.66/x
  3. Step 3: Cross multiply
    27,442.26x = 37,868.58 × 15,503.66
  4. Step 4: Simplify right side
    27,442.26x = 587,101,589.00
  5. Step 5: Solve for x
    x = 587,101,589.00/27,442.26
  6. Step 6: Final answer
    x = 21,394.07

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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.