Home / 15,333.12-22,977.76-8,745.68

Finding the Fourth Proportional to 15,333.12, 22,977.76 and 8,745.68

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Solution

The fourth proportional to 15,333.12, 22,977.76 and 8,745.68 is: 13,106.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,333.12 : 22,977.76 = 8,745.68 : x
  2. Step 2: Convert to fraction form
    15,333.12/22,977.76 = 8,745.68/x
  3. Step 3: Cross multiply
    15,333.12x = 22,977.76 × 8,745.68
  4. Step 4: Simplify right side
    15,333.12x = 200,956,136.08
  5. Step 5: Solve for x
    x = 200,956,136.08/15,333.12
  6. Step 6: Final answer
    x = 13,106.02

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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.