Home / 21,334.70-32,005.08-11,336.84

Finding the Fourth Proportional to 21,334.70, 32,005.08 and 11,336.84

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Solution

The fourth proportional to 21,334.70, 32,005.08 and 11,336.84 is: 17,006.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334.70 : 32,005.08 = 11,336.84 : x
  2. Step 2: Convert to fraction form
    21,334.70/32,005.08 = 11,336.84/x
  3. Step 3: Cross multiply
    21,334.70x = 32,005.08 × 11,336.84
  4. Step 4: Simplify right side
    21,334.70x = 362,836,311.12
  5. Step 5: Solve for x
    x = 362,836,311.12/21,334.70
  6. Step 6: Final answer
    x = 17,006.87

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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.