Home / 14,849.55-20,491.62-8,135.19

Finding the Fourth Proportional to 14,849.55, 20,491.62 and 8,135.19

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Solution

The fourth proportional to 14,849.55, 20,491.62 and 8,135.19 is: 11,226.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.55 : 20,491.62 = 8,135.19 : x
  2. Step 2: Convert to fraction form
    14,849.55/20,491.62 = 8,135.19/x
  3. Step 3: Cross multiply
    14,849.55x = 20,491.62 × 8,135.19
  4. Step 4: Simplify right side
    14,849.55x = 166,703,222.11
  5. Step 5: Solve for x
    x = 166,703,222.11/14,849.55
  6. Step 6: Final answer
    x = 11,226.15

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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.