Home / 27,221.44-37,567.52-15,285.92

Finding the Fourth Proportional to 27,221.44, 37,567.52 and 15,285.92

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Solution

The fourth proportional to 27,221.44, 37,567.52 and 15,285.92 is: 21,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,221.44 : 37,567.52 = 15,285.92 : x
  2. Step 2: Convert to fraction form
    27,221.44/37,567.52 = 15,285.92/x
  3. Step 3: Cross multiply
    27,221.44x = 37,567.52 × 15,285.92
  4. Step 4: Simplify right side
    27,221.44x = 574,254,105.32
  5. Step 5: Solve for x
    x = 574,254,105.32/27,221.44
  6. Step 6: Final answer
    x = 21,095.65

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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.