Home / 14,896.80-22,345.20-7,874.10

Finding the Fourth Proportional to 14,896.80, 22,345.20 and 7,874.10

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Solution

The fourth proportional to 14,896.80, 22,345.20 and 7,874.10 is: 11,811.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.80 : 22,345.20 = 7,874.10 : x
  2. Step 2: Convert to fraction form
    14,896.80/22,345.20 = 7,874.10/x
  3. Step 3: Cross multiply
    14,896.80x = 22,345.20 × 7,874.10
  4. Step 4: Simplify right side
    14,896.80x = 175,948,339.32
  5. Step 5: Solve for x
    x = 175,948,339.32/14,896.80
  6. Step 6: Final answer
    x = 11,811.15

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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.