Home / 27,273.60-37,639.77-15,336.24

Finding the Fourth Proportional to 27,273.60, 37,639.77 and 15,336.24

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Solution

The fourth proportional to 27,273.60, 37,639.77 and 15,336.24 is: 21,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.60 : 37,639.77 = 15,336.24 : x
  2. Step 2: Convert to fraction form
    27,273.60/37,639.77 = 15,336.24/x
  3. Step 3: Cross multiply
    27,273.60x = 37,639.77 × 15,336.24
  4. Step 4: Simplify right side
    27,273.60x = 577,252,546.26
  5. Step 5: Solve for x
    x = 577,252,546.26/27,273.60
  6. Step 6: Final answer
    x = 21,165.25

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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.