Home / 27,517.74-37,966.77-15,580.82

Finding the Fourth Proportional to 27,517.74, 37,966.77 and 15,580.82

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Solution

The fourth proportional to 27,517.74, 37,966.77 and 15,580.82 is: 21,497.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.74 : 37,966.77 = 15,580.82 : x
  2. Step 2: Convert to fraction form
    27,517.74/37,966.77 = 15,580.82/x
  3. Step 3: Cross multiply
    27,517.74x = 37,966.77 × 15,580.82
  4. Step 4: Simplify right side
    27,517.74x = 591,553,409.35
  5. Step 5: Solve for x
    x = 591,553,409.35/27,517.74
  6. Step 6: Final answer
    x = 21,497.17

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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.