Home / 16,400.46-24,605.91-6,917.79

Finding the Fourth Proportional to 16,400.46, 24,605.91 and 6,917.79

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Solution

The fourth proportional to 16,400.46, 24,605.91 and 6,917.79 is: 10,378.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,400.46 : 24,605.91 = 6,917.79 : x
  2. Step 2: Convert to fraction form
    16,400.46/24,605.91 = 6,917.79/x
  3. Step 3: Cross multiply
    16,400.46x = 24,605.91 × 6,917.79
  4. Step 4: Simplify right side
    16,400.46x = 170,218,518.14
  5. Step 5: Solve for x
    x = 170,218,518.14/16,400.46
  6. Step 6: Final answer
    x = 10,378.89

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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.