Home / 14,084-21,126.30-5,323.04

Finding the Fourth Proportional to 14,084, 21,126.30 and 5,323.04

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Solution

The fourth proportional to 14,084, 21,126.30 and 5,323.04 is: 7,984.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084 : 21,126.30 = 5,323.04 : x
  2. Step 2: Convert to fraction form
    14,084/21,126.30 = 5,323.04/x
  3. Step 3: Cross multiply
    14,084x = 21,126.30 × 5,323.04
  4. Step 4: Simplify right side
    14,084x = 112,456,139.95
  5. Step 5: Solve for x
    x = 112,456,139.95/14,084
  6. Step 6: Final answer
    x = 7,984.67

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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.