Home / 16,452.80-22,705.04-9,379.32

Finding the Fourth Proportional to 16,452.80, 22,705.04 and 9,379.32

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Solution

The fourth proportional to 16,452.80, 22,705.04 and 9,379.32 is: 12,943.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,452.80 : 22,705.04 = 9,379.32 : x
  2. Step 2: Convert to fraction form
    16,452.80/22,705.04 = 9,379.32/x
  3. Step 3: Cross multiply
    16,452.80x = 22,705.04 × 9,379.32
  4. Step 4: Simplify right side
    16,452.80x = 212,957,835.77
  5. Step 5: Solve for x
    x = 212,957,835.77/16,452.80
  6. Step 6: Final answer
    x = 12,943.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.