Home / 29,343.36-40,493.72-15,914.56

Finding the Fourth Proportional to 29,343.36, 40,493.72 and 15,914.56

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Solution

The fourth proportional to 29,343.36, 40,493.72 and 15,914.56 is: 21,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,343.36 : 40,493.72 = 15,914.56 : x
  2. Step 2: Convert to fraction form
    29,343.36/40,493.72 = 15,914.56/x
  3. Step 3: Cross multiply
    29,343.36x = 40,493.72 × 15,914.56
  4. Step 4: Simplify right side
    29,343.36x = 644,439,736.56
  5. Step 5: Solve for x
    x = 644,439,736.56/29,343.36
  6. Step 6: Final answer
    x = 21,962.03

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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.