Home / 15,983.91-23,944.53-13,176.77

Finding the Fourth Proportional to 15,983.91, 23,944.53 and 13,176.77

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Solution

The fourth proportional to 15,983.91, 23,944.53 and 13,176.77 is: 19,739.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.91 : 23,944.53 = 13,176.77 : x
  2. Step 2: Convert to fraction form
    15,983.91/23,944.53 = 13,176.77/x
  3. Step 3: Cross multiply
    15,983.91x = 23,944.53 × 13,176.77
  4. Step 4: Simplify right side
    15,983.91x = 315,511,444.85
  5. Step 5: Solve for x
    x = 315,511,444.85/15,983.91
  6. Step 6: Final answer
    x = 19,739.32

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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.