Home / 14,486.48-21,729.24-4,626.36

Finding the Fourth Proportional to 14,486.48, 21,729.24 and 4,626.36

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Solution

The fourth proportional to 14,486.48, 21,729.24 and 4,626.36 is: 6,939.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486.48 : 21,729.24 = 4,626.36 : x
  2. Step 2: Convert to fraction form
    14,486.48/21,729.24 = 4,626.36/x
  3. Step 3: Cross multiply
    14,486.48x = 21,729.24 × 4,626.36
  4. Step 4: Simplify right side
    14,486.48x = 100,527,286.77
  5. Step 5: Solve for x
    x = 100,527,286.77/14,486.48
  6. Step 6: Final answer
    x = 6,939.39

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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.