Home / 14,117.24-21,176.90-4,757.22

Finding the Fourth Proportional to 14,117.24, 21,176.90 and 4,757.22

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Solution

The fourth proportional to 14,117.24, 21,176.90 and 4,757.22 is: 7,136.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117.24 : 21,176.90 = 4,757.22 : x
  2. Step 2: Convert to fraction form
    14,117.24/21,176.90 = 4,757.22/x
  3. Step 3: Cross multiply
    14,117.24x = 21,176.90 × 4,757.22
  4. Step 4: Simplify right side
    14,117.24x = 100,743,172.22
  5. Step 5: Solve for x
    x = 100,743,172.22/14,117.24
  6. Step 6: Final answer
    x = 7,136.18

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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.