Home / 19,408.56-29,097.96-8,871.24

Finding the Fourth Proportional to 19,408.56, 29,097.96 and 8,871.24

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Solution

The fourth proportional to 19,408.56, 29,097.96 and 8,871.24 is: 13,300.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.56 : 29,097.96 = 8,871.24 : x
  2. Step 2: Convert to fraction form
    19,408.56/29,097.96 = 8,871.24/x
  3. Step 3: Cross multiply
    19,408.56x = 29,097.96 × 8,871.24
  4. Step 4: Simplify right side
    19,408.56x = 258,134,986.67
  5. Step 5: Solve for x
    x = 258,134,986.67/19,408.56
  6. Step 6: Final answer
    x = 13,300.06

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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.