Home / 15,114.52-22,675.62-8,879.81

Finding the Fourth Proportional to 15,114.52, 22,675.62 and 8,879.81

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Solution

The fourth proportional to 15,114.52, 22,675.62 and 8,879.81 is: 13,321.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,114.52 : 22,675.62 = 8,879.81 : x
  2. Step 2: Convert to fraction form
    15,114.52/22,675.62 = 8,879.81/x
  3. Step 3: Cross multiply
    15,114.52x = 22,675.62 × 8,879.81
  4. Step 4: Simplify right side
    15,114.52x = 201,355,117.15
  5. Step 5: Solve for x
    x = 201,355,117.15/15,114.52
  6. Step 6: Final answer
    x = 13,321.96

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1.5x scale

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.