Home / 14,778.39-22,155.11-6,876.83

Finding the Fourth Proportional to 14,778.39, 22,155.11 and 6,876.83

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Solution

The fourth proportional to 14,778.39, 22,155.11 and 6,876.83 is: 10,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,778.39 : 22,155.11 = 6,876.83 : x
  2. Step 2: Convert to fraction form
    14,778.39/22,155.11 = 6,876.83/x
  3. Step 3: Cross multiply
    14,778.39x = 22,155.11 × 6,876.83
  4. Step 4: Simplify right side
    14,778.39x = 152,356,971.89
  5. Step 5: Solve for x
    x = 152,356,971.89/14,778.39
  6. Step 6: Final answer
    x = 10,309.44

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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.