Home / 14,589.28-20,147.01-11,626.91

Finding the Fourth Proportional to 14,589.28, 20,147.01 and 11,626.91

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Solution

The fourth proportional to 14,589.28, 20,147.01 and 11,626.91 is: 16,056.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,589.28 : 20,147.01 = 11,626.91 : x
  2. Step 2: Convert to fraction form
    14,589.28/20,147.01 = 11,626.91/x
  3. Step 3: Cross multiply
    14,589.28x = 20,147.01 × 11,626.91
  4. Step 4: Simplify right side
    14,589.28x = 234,247,472.04
  5. Step 5: Solve for x
    x = 234,247,472.04/14,589.28
  6. Step 6: Final answer
    x = 16,056.14

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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.