Home / 48,311.52-72,458.94-12,773.16

Finding the Fourth Proportional to 48,311.52, 72,458.94 and 12,773.16

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Solution

The fourth proportional to 48,311.52, 72,458.94 and 12,773.16 is: 19,157.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,311.52 : 72,458.94 = 12,773.16 : x
  2. Step 2: Convert to fraction form
    48,311.52/72,458.94 = 12,773.16/x
  3. Step 3: Cross multiply
    48,311.52x = 72,458.94 × 12,773.16
  4. Step 4: Simplify right side
    48,311.52x = 925,529,634.05
  5. Step 5: Solve for x
    x = 925,529,634.05/48,311.52
  6. Step 6: Final answer
    x = 19,157.53

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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.