Home / 14,423.11-19,903.67-8,049.38

Finding the Fourth Proportional to 14,423.11, 19,903.67 and 8,049.38

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Solution

The fourth proportional to 14,423.11, 19,903.67 and 8,049.38 is: 11,108.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.11 : 19,903.67 = 8,049.38 : x
  2. Step 2: Convert to fraction form
    14,423.11/19,903.67 = 8,049.38/x
  3. Step 3: Cross multiply
    14,423.11x = 19,903.67 × 8,049.38
  4. Step 4: Simplify right side
    14,423.11x = 160,212,138.92
  5. Step 5: Solve for x
    x = 160,212,138.92/14,423.11
  6. Step 6: Final answer
    x = 11,108.01

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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.