Home / 29,343.14-40,493.54-15,914.39

Finding the Fourth Proportional to 29,343.14, 40,493.54 and 15,914.39

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Solution

The fourth proportional to 29,343.14, 40,493.54 and 15,914.39 is: 21,961.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,343.14 : 40,493.54 = 15,914.39 : x
  2. Step 2: Convert to fraction form
    29,343.14/40,493.54 = 15,914.39/x
  3. Step 3: Cross multiply
    29,343.14x = 40,493.54 × 15,914.39
  4. Step 4: Simplify right side
    29,343.14x = 644,429,706.00
  5. Step 5: Solve for x
    x = 644,429,706.00/29,343.14
  6. Step 6: Final answer
    x = 21,961.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.