Home / 21,566.18-32,350.64-6,775.67

Finding the Fourth Proportional to 21,566.18, 32,350.64 and 6,775.67

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Solution

The fourth proportional to 21,566.18, 32,350.64 and 6,775.67 is: 10,163.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,566.18 : 32,350.64 = 6,775.67 : x
  2. Step 2: Convert to fraction form
    21,566.18/32,350.64 = 6,775.67/x
  3. Step 3: Cross multiply
    21,566.18x = 32,350.64 × 6,775.67
  4. Step 4: Simplify right side
    21,566.18x = 219,197,307.93
  5. Step 5: Solve for x
    x = 219,197,307.93/21,566.18
  6. Step 6: Final answer
    x = 10,163.94

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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.