Home / 12,193.23-16,826.26-6,815.52

Finding the Fourth Proportional to 12,193.23, 16,826.26 and 6,815.52

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Solution

The fourth proportional to 12,193.23, 16,826.26 and 6,815.52 is: 9,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193.23 : 16,826.26 = 6,815.52 : x
  2. Step 2: Convert to fraction form
    12,193.23/16,826.26 = 6,815.52/x
  3. Step 3: Cross multiply
    12,193.23x = 16,826.26 × 6,815.52
  4. Step 4: Simplify right side
    12,193.23x = 114,679,711.56
  5. Step 5: Solve for x
    x = 114,679,711.56/12,193.23
  6. Step 6: Final answer
    x = 9,405.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.