Home / 14,612.19-21,933.78-11,871.94

Finding the Fourth Proportional to 14,612.19, 21,933.78 and 11,871.94

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Solution

The fourth proportional to 14,612.19, 21,933.78 and 11,871.94 is: 17,820.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.19 : 21,933.78 = 11,871.94 : x
  2. Step 2: Convert to fraction form
    14,612.19/21,933.78 = 11,871.94/x
  3. Step 3: Cross multiply
    14,612.19x = 21,933.78 × 11,871.94
  4. Step 4: Simplify right side
    14,612.19x = 260,396,520.13
  5. Step 5: Solve for x
    x = 260,396,520.13/14,612.19
  6. Step 6: Final answer
    x = 17,820.50

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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.