Home / 14,156.82-21,235.16-3,626.82

Finding the Fourth Proportional to 14,156.82, 21,235.16 and 3,626.82

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Solution

The fourth proportional to 14,156.82, 21,235.16 and 3,626.82 is: 5,440.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156.82 : 21,235.16 = 3,626.82 : x
  2. Step 2: Convert to fraction form
    14,156.82/21,235.16 = 3,626.82/x
  3. Step 3: Cross multiply
    14,156.82x = 21,235.16 × 3,626.82
  4. Step 4: Simplify right side
    14,156.82x = 77,016,102.99
  5. Step 5: Solve for x
    x = 77,016,102.99/14,156.82
  6. Step 6: Final answer
    x = 5,440.21

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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.