Home / 14,626.36-21,939.18-4,238.20

Finding the Fourth Proportional to 14,626.36, 21,939.18 and 4,238.20

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Solution

The fourth proportional to 14,626.36, 21,939.18 and 4,238.20 is: 6,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,626.36 : 21,939.18 = 4,238.20 : x
  2. Step 2: Convert to fraction form
    14,626.36/21,939.18 = 4,238.20/x
  3. Step 3: Cross multiply
    14,626.36x = 21,939.18 × 4,238.20
  4. Step 4: Simplify right side
    14,626.36x = 92,982,632.68
  5. Step 5: Solve for x
    x = 92,982,632.68/14,626.36
  6. Step 6: Final answer
    x = 6,357.20

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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.