Home / 25,136.20-34,680.18-14,521.96

Finding the Fourth Proportional to 25,136.20, 34,680.18 and 14,521.96

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Solution

The fourth proportional to 25,136.20, 34,680.18 and 14,521.96 is: 20,035.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,136.20 : 34,680.18 = 14,521.96 : x
  2. Step 2: Convert to fraction form
    25,136.20/34,680.18 = 14,521.96/x
  3. Step 3: Cross multiply
    25,136.20x = 34,680.18 × 14,521.96
  4. Step 4: Simplify right side
    25,136.20x = 503,624,186.75
  5. Step 5: Solve for x
    x = 503,624,186.75/25,136.20
  6. Step 6: Final answer
    x = 20,035.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.