Home / 21,567.35-32,351.22-6,775.94

Finding the Fourth Proportional to 21,567.35, 32,351.22 and 6,775.94

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Solution

The fourth proportional to 21,567.35, 32,351.22 and 6,775.94 is: 10,163.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,567.35 : 32,351.22 = 6,775.94 : x
  2. Step 2: Convert to fraction form
    21,567.35/32,351.22 = 6,775.94/x
  3. Step 3: Cross multiply
    21,567.35x = 32,351.22 × 6,775.94
  4. Step 4: Simplify right side
    21,567.35x = 219,209,763.89
  5. Step 5: Solve for x
    x = 219,209,763.89/21,567.35
  6. Step 6: Final answer
    x = 10,163.97

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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.