Home / 18,655.72-27,847.08-16,441.45

Finding the Fourth Proportional to 18,655.72, 27,847.08 and 16,441.45

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Solution

The fourth proportional to 18,655.72, 27,847.08 and 16,441.45 is: 24,541.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,655.72 : 27,847.08 = 16,441.45 : x
  2. Step 2: Convert to fraction form
    18,655.72/27,847.08 = 16,441.45/x
  3. Step 3: Cross multiply
    18,655.72x = 27,847.08 × 16,441.45
  4. Step 4: Simplify right side
    18,655.72x = 457,846,234.23
  5. Step 5: Solve for x
    x = 457,846,234.23/18,655.72
  6. Step 6: Final answer
    x = 24,541.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.