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Finding the Fourth Proportional to 15,235.65, 22,850.67 and 6,913.67

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Solution

The fourth proportional to 15,235.65, 22,850.67 and 6,913.67 is: 10,369.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,235.65 : 22,850.67 = 6,913.67 : x
  2. Step 2: Convert to fraction form
    15,235.65/22,850.67 = 6,913.67/x
  3. Step 3: Cross multiply
    15,235.65x = 22,850.67 × 6,913.67
  4. Step 4: Simplify right side
    15,235.65x = 157,981,877.41
  5. Step 5: Solve for x
    x = 157,981,877.41/15,235.65
  6. Step 6: Final answer
    x = 10,369.22

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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.