Home / 27,366.61-37,765.98-15,429.92

Finding the Fourth Proportional to 27,366.61, 37,765.98 and 15,429.92

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Solution

The fourth proportional to 27,366.61, 37,765.98 and 15,429.92 is: 21,293.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,366.61 : 37,765.98 = 15,429.92 : x
  2. Step 2: Convert to fraction form
    27,366.61/37,765.98 = 15,429.92/x
  3. Step 3: Cross multiply
    27,366.61x = 37,765.98 × 15,429.92
  4. Step 4: Simplify right side
    27,366.61x = 582,725,972.97
  5. Step 5: Solve for x
    x = 582,725,972.97/27,366.61
  6. Step 6: Final answer
    x = 21,293.32

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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.