Home / 14,008.23-20,983.62-11,219.81

Finding the Fourth Proportional to 14,008.23, 20,983.62 and 11,219.81

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Solution

The fourth proportional to 14,008.23, 20,983.62 and 11,219.81 is: 16,806.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.23 : 20,983.62 = 11,219.81 : x
  2. Step 2: Convert to fraction form
    14,008.23/20,983.62 = 11,219.81/x
  3. Step 3: Cross multiply
    14,008.23x = 20,983.62 × 11,219.81
  4. Step 4: Simplify right side
    14,008.23x = 235,432,124.59
  5. Step 5: Solve for x
    x = 235,432,124.59/14,008.23
  6. Step 6: Final answer
    x = 16,806.70

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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.