Home / 27,225.90-37,569.06-15,286.50

Finding the Fourth Proportional to 27,225.90, 37,569.06 and 15,286.50

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Solution

The fourth proportional to 27,225.90, 37,569.06 and 15,286.50 is: 21,093.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,225.90 : 37,569.06 = 15,286.50 : x
  2. Step 2: Convert to fraction form
    27,225.90/37,569.06 = 15,286.50/x
  3. Step 3: Cross multiply
    27,225.90x = 37,569.06 × 15,286.50
  4. Step 4: Simplify right side
    27,225.90x = 574,299,435.69
  5. Step 5: Solve for x
    x = 574,299,435.69/27,225.90
  6. Step 6: Final answer
    x = 21,093.86

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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.