Home / 15,674.20-23,511.44-5,285.92

Finding the Fourth Proportional to 15,674.20, 23,511.44 and 5,285.92

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Solution

The fourth proportional to 15,674.20, 23,511.44 and 5,285.92 is: 7,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,674.20 : 23,511.44 = 5,285.92 : x
  2. Step 2: Convert to fraction form
    15,674.20/23,511.44 = 5,285.92/x
  3. Step 3: Cross multiply
    15,674.20x = 23,511.44 × 5,285.92
  4. Step 4: Simplify right side
    15,674.20x = 124,279,590.92
  5. Step 5: Solve for x
    x = 124,279,590.92/15,674.20
  6. Step 6: Final answer
    x = 7,928.93

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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.