Home / 45,728.64-68,601.12-16,163.64

Finding the Fourth Proportional to 45,728.64, 68,601.12 and 16,163.64

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Solution

The fourth proportional to 45,728.64, 68,601.12 and 16,163.64 is: 24,248.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,728.64 : 68,601.12 = 16,163.64 : x
  2. Step 2: Convert to fraction form
    45,728.64/68,601.12 = 16,163.64/x
  3. Step 3: Cross multiply
    45,728.64x = 68,601.12 × 16,163.64
  4. Step 4: Simplify right side
    45,728.64x = 1,108,843,807.28
  5. Step 5: Solve for x
    x = 1,108,843,807.28/45,728.64
  6. Step 6: Final answer
    x = 24,248.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.