Home / 12,806.10-19,211.58-4,043.52

Finding the Fourth Proportional to 12,806.10, 19,211.58 and 4,043.52

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Solution

The fourth proportional to 12,806.10, 19,211.58 and 4,043.52 is: 6,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806.10 : 19,211.58 = 4,043.52 : x
  2. Step 2: Convert to fraction form
    12,806.10/19,211.58 = 4,043.52/x
  3. Step 3: Cross multiply
    12,806.10x = 19,211.58 × 4,043.52
  4. Step 4: Simplify right side
    12,806.10x = 77,682,407.96
  5. Step 5: Solve for x
    x = 77,682,407.96/12,806.10
  6. Step 6: Final answer
    x = 6,066.05

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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.