Home / 14,097.06-21,143.94-3,709.62

Finding the Fourth Proportional to 14,097.06, 21,143.94 and 3,709.62

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Solution

The fourth proportional to 14,097.06, 21,143.94 and 3,709.62 is: 5,564.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.06 : 21,143.94 = 3,709.62 : x
  2. Step 2: Convert to fraction form
    14,097.06/21,143.94 = 3,709.62/x
  3. Step 3: Cross multiply
    14,097.06x = 21,143.94 × 3,709.62
  4. Step 4: Simplify right side
    14,097.06x = 78,435,982.70
  5. Step 5: Solve for x
    x = 78,435,982.70/14,097.06
  6. Step 6: Final answer
    x = 5,564.00

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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.