Home / 27,228.86-37,575.83-15,292.21

Finding the Fourth Proportional to 27,228.86, 37,575.83 and 15,292.21

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Solution

The fourth proportional to 27,228.86, 37,575.83 and 15,292.21 is: 21,103.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,228.86 : 37,575.83 = 15,292.21 : x
  2. Step 2: Convert to fraction form
    27,228.86/37,575.83 = 15,292.21/x
  3. Step 3: Cross multiply
    27,228.86x = 37,575.83 × 15,292.21
  4. Step 4: Simplify right side
    27,228.86x = 574,617,483.28
  5. Step 5: Solve for x
    x = 574,617,483.28/27,228.86
  6. Step 6: Final answer
    x = 21,103.25

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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.