Home / 16,778.34-25,152.93-6,910.79

Finding the Fourth Proportional to 16,778.34, 25,152.93 and 6,910.79

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Solution

The fourth proportional to 16,778.34, 25,152.93 and 6,910.79 is: 10,360.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.34 : 25,152.93 = 6,910.79 : x
  2. Step 2: Convert to fraction form
    16,778.34/25,152.93 = 6,910.79/x
  3. Step 3: Cross multiply
    16,778.34x = 25,152.93 × 6,910.79
  4. Step 4: Simplify right side
    16,778.34x = 173,826,491.35
  5. Step 5: Solve for x
    x = 173,826,491.35/16,778.34
  6. Step 6: Final answer
    x = 10,360.17

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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.