Home / 19,581.09-29,372.58-6,433.17

Finding the Fourth Proportional to 19,581.09, 29,372.58 and 6,433.17

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Solution

The fourth proportional to 19,581.09, 29,372.58 and 6,433.17 is: 9,650.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,581.09 : 29,372.58 = 6,433.17 : x
  2. Step 2: Convert to fraction form
    19,581.09/29,372.58 = 6,433.17/x
  3. Step 3: Cross multiply
    19,581.09x = 29,372.58 × 6,433.17
  4. Step 4: Simplify right side
    19,581.09x = 188,958,800.48
  5. Step 5: Solve for x
    x = 188,958,800.48/19,581.09
  6. Step 6: Final answer
    x = 9,650.07

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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.