Home / 12,809.24-19,211.10-4,041.80

Finding the Fourth Proportional to 12,809.24, 19,211.10 and 4,041.80

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Solution

The fourth proportional to 12,809.24, 19,211.10 and 4,041.80 is: 6,061.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,809.24 : 19,211.10 = 4,041.80 : x
  2. Step 2: Convert to fraction form
    12,809.24/19,211.10 = 4,041.80/x
  3. Step 3: Cross multiply
    12,809.24x = 19,211.10 × 4,041.80
  4. Step 4: Simplify right side
    12,809.24x = 77,647,423.98
  5. Step 5: Solve for x
    x = 77,647,423.98/12,809.24
  6. Step 6: Final answer
    x = 6,061.83

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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.