Home / 21,628.84-32,438.30-6,048.04

Finding the Fourth Proportional to 21,628.84, 32,438.30 and 6,048.04

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Solution

The fourth proportional to 21,628.84, 32,438.30 and 6,048.04 is: 9,070.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,628.84 : 32,438.30 = 6,048.04 : x
  2. Step 2: Convert to fraction form
    21,628.84/32,438.30 = 6,048.04/x
  3. Step 3: Cross multiply
    21,628.84x = 32,438.30 × 6,048.04
  4. Step 4: Simplify right side
    21,628.84x = 196,188,135.93
  5. Step 5: Solve for x
    x = 196,188,135.93/21,628.84
  6. Step 6: Final answer
    x = 9,070.67

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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.