Home / 51,149.08-76,724.44-15,611.16

Finding the Fourth Proportional to 51,149.08, 76,724.44 and 15,611.16

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Solution

The fourth proportional to 51,149.08, 76,724.44 and 15,611.16 is: 23,416.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,149.08 : 76,724.44 = 15,611.16 : x
  2. Step 2: Convert to fraction form
    51,149.08/76,724.44 = 15,611.16/x
  3. Step 3: Cross multiply
    51,149.08x = 76,724.44 × 15,611.16
  4. Step 4: Simplify right side
    51,149.08x = 1,197,757,508.75
  5. Step 5: Solve for x
    x = 1,197,757,508.75/51,149.08
  6. Step 6: Final answer
    x = 23,416.99

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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.