Home / 11,235.55-16,835.10-7,068.10

Finding the Fourth Proportional to 11,235.55, 16,835.10 and 7,068.10

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Solution

The fourth proportional to 11,235.55, 16,835.10 and 7,068.10 is: 10,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.55 : 16,835.10 = 7,068.10 : x
  2. Step 2: Convert to fraction form
    11,235.55/16,835.10 = 7,068.10/x
  3. Step 3: Cross multiply
    11,235.55x = 16,835.10 × 7,068.10
  4. Step 4: Simplify right side
    11,235.55x = 118,992,170.31
  5. Step 5: Solve for x
    x = 118,992,170.31/11,235.55
  6. Step 6: Final answer
    x = 10,590.68

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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.