Home / 14,271.26-21,401.58-4,908.65

Finding the Fourth Proportional to 14,271.26, 21,401.58 and 4,908.65

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Solution

The fourth proportional to 14,271.26, 21,401.58 and 4,908.65 is: 7,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.26 : 21,401.58 = 4,908.65 : x
  2. Step 2: Convert to fraction form
    14,271.26/21,401.58 = 4,908.65/x
  3. Step 3: Cross multiply
    14,271.26x = 21,401.58 × 4,908.65
  4. Step 4: Simplify right side
    14,271.26x = 105,052,865.67
  5. Step 5: Solve for x
    x = 105,052,865.67/14,271.26
  6. Step 6: Final answer
    x = 7,361.15

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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.