Home / 27,043.46-37,319.97-15,106.79

Finding the Fourth Proportional to 27,043.46, 37,319.97 and 15,106.79

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Solution

The fourth proportional to 27,043.46, 37,319.97 and 15,106.79 is: 20,847.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,043.46 : 37,319.97 = 15,106.79 : x
  2. Step 2: Convert to fraction form
    27,043.46/37,319.97 = 15,106.79/x
  3. Step 3: Cross multiply
    27,043.46x = 37,319.97 × 15,106.79
  4. Step 4: Simplify right side
    27,043.46x = 563,785,005.13
  5. Step 5: Solve for x
    x = 563,785,005.13/27,043.46
  6. Step 6: Final answer
    x = 20,847.37

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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.