Home / 12,822.66-19,234.80-4,501.67

Finding the Fourth Proportional to 12,822.66, 19,234.80 and 4,501.67

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Solution

The fourth proportional to 12,822.66, 19,234.80 and 4,501.67 is: 6,752.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822.66 : 19,234.80 = 4,501.67 : x
  2. Step 2: Convert to fraction form
    12,822.66/19,234.80 = 4,501.67/x
  3. Step 3: Cross multiply
    12,822.66x = 19,234.80 × 4,501.67
  4. Step 4: Simplify right side
    12,822.66x = 86,588,625.94
  5. Step 5: Solve for x
    x = 86,588,625.94/12,822.66
  6. Step 6: Final answer
    x = 6,752.78

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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.