Home / 14,263.04-21,396.16-3,874.88

Finding the Fourth Proportional to 14,263.04, 21,396.16 and 3,874.88

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Solution

The fourth proportional to 14,263.04, 21,396.16 and 3,874.88 is: 5,812.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.04 : 21,396.16 = 3,874.88 : x
  2. Step 2: Convert to fraction form
    14,263.04/21,396.16 = 3,874.88/x
  3. Step 3: Cross multiply
    14,263.04x = 21,396.16 × 3,874.88
  4. Step 4: Simplify right side
    14,263.04x = 82,907,552.46
  5. Step 5: Solve for x
    x = 82,907,552.46/14,263.04
  6. Step 6: Final answer
    x = 5,812.75

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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.