Home / 27,087.21-37,384.34-16,474.79

Finding the Fourth Proportional to 27,087.21, 37,384.34 and 16,474.79

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Solution

The fourth proportional to 27,087.21, 37,384.34 and 16,474.79 is: 22,737.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,087.21 : 37,384.34 = 16,474.79 : x
  2. Step 2: Convert to fraction form
    27,087.21/37,384.34 = 16,474.79/x
  3. Step 3: Cross multiply
    27,087.21x = 37,384.34 × 16,474.79
  4. Step 4: Simplify right side
    27,087.21x = 615,899,161.88
  5. Step 5: Solve for x
    x = 615,899,161.88/27,087.21
  6. Step 6: Final answer
    x = 22,737.64

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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.