Home / 19,438.08-29,161.44-5,586

Finding the Fourth Proportional to 19,438.08, 29,161.44 and 5,586

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Solution

The fourth proportional to 19,438.08, 29,161.44 and 5,586 is: 8,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438.08 : 29,161.44 = 5,586 : x
  2. Step 2: Convert to fraction form
    19,438.08/29,161.44 = 5,586/x
  3. Step 3: Cross multiply
    19,438.08x = 29,161.44 × 5,586
  4. Step 4: Simplify right side
    19,438.08x = 162,895,803.84
  5. Step 5: Solve for x
    x = 162,895,803.84/19,438.08
  6. Step 6: Final answer
    x = 8,380.24

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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.