Home / 29,158.04-43,738.42-9,438.14

Finding the Fourth Proportional to 29,158.04, 43,738.42 and 9,438.14

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Solution

The fourth proportional to 29,158.04, 43,738.42 and 9,438.14 is: 14,157.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,158.04 : 43,738.42 = 9,438.14 : x
  2. Step 2: Convert to fraction form
    29,158.04/43,738.42 = 9,438.14/x
  3. Step 3: Cross multiply
    29,158.04x = 43,738.42 × 9,438.14
  4. Step 4: Simplify right side
    29,158.04x = 412,809,331.34
  5. Step 5: Solve for x
    x = 412,809,331.34/29,158.04
  6. Step 6: Final answer
    x = 14,157.65

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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.