Home / 36,813.84-55,229.58-11,856.21

Finding the Fourth Proportional to 36,813.84, 55,229.58 and 11,856.21

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Solution

The fourth proportional to 36,813.84, 55,229.58 and 11,856.21 is: 17,787.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,813.84 : 55,229.58 = 11,856.21 : x
  2. Step 2: Convert to fraction form
    36,813.84/55,229.58 = 11,856.21/x
  3. Step 3: Cross multiply
    36,813.84x = 55,229.58 × 11,856.21
  4. Step 4: Simplify right side
    36,813.84x = 654,813,498.69
  5. Step 5: Solve for x
    x = 654,813,498.69/36,813.84
  6. Step 6: Final answer
    x = 17,787.16

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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.