Home / 12,404.04-18,590.92-5,821.44

Finding the Fourth Proportional to 12,404.04, 18,590.92 and 5,821.44

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Solution

The fourth proportional to 12,404.04, 18,590.92 and 5,821.44 is: 8,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,404.04 : 18,590.92 = 5,821.44 : x
  2. Step 2: Convert to fraction form
    12,404.04/18,590.92 = 5,821.44/x
  3. Step 3: Cross multiply
    12,404.04x = 18,590.92 × 5,821.44
  4. Step 4: Simplify right side
    12,404.04x = 108,225,925.32
  5. Step 5: Solve for x
    x = 108,225,925.32/12,404.04
  6. Step 6: Final answer
    x = 8,725.05

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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.