Home / 15,756.62-23,644.12-5,902.82

Finding the Fourth Proportional to 15,756.62, 23,644.12 and 5,902.82

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Solution

The fourth proportional to 15,756.62, 23,644.12 and 5,902.82 is: 8,857.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756.62 : 23,644.12 = 5,902.82 : x
  2. Step 2: Convert to fraction form
    15,756.62/23,644.12 = 5,902.82/x
  3. Step 3: Cross multiply
    15,756.62x = 23,644.12 × 5,902.82
  4. Step 4: Simplify right side
    15,756.62x = 139,566,984.42
  5. Step 5: Solve for x
    x = 139,566,984.42/15,756.62
  6. Step 6: Final answer
    x = 8,857.67

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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.