Home / 27,178.87-37,507.22-16,422.25

Finding the Fourth Proportional to 27,178.87, 37,507.22 and 16,422.25

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Solution

The fourth proportional to 27,178.87, 37,507.22 and 16,422.25 is: 22,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,178.87 : 37,507.22 = 16,422.25 : x
  2. Step 2: Convert to fraction form
    27,178.87/37,507.22 = 16,422.25/x
  3. Step 3: Cross multiply
    27,178.87x = 37,507.22 × 16,422.25
  4. Step 4: Simplify right side
    27,178.87x = 615,952,674.00
  5. Step 5: Solve for x
    x = 615,952,674.00/27,178.87
  6. Step 6: Final answer
    x = 22,662.93

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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.