Home / 51,150.08-76,725.94-15,612.16

Finding the Fourth Proportional to 51,150.08, 76,725.94 and 15,612.16

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Solution

The fourth proportional to 51,150.08, 76,725.94 and 15,612.16 is: 23,418.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,150.08 : 76,725.94 = 15,612.16 : x
  2. Step 2: Convert to fraction form
    51,150.08/76,725.94 = 15,612.16/x
  3. Step 3: Cross multiply
    51,150.08x = 76,725.94 × 15,612.16
  4. Step 4: Simplify right side
    51,150.08x = 1,197,857,651.43
  5. Step 5: Solve for x
    x = 1,197,857,651.43/51,150.08
  6. Step 6: Final answer
    x = 23,418.49

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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.