Home / 16,703.78-23,050.94-9,150.04

Finding the Fourth Proportional to 16,703.78, 23,050.94 and 9,150.04

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Solution

The fourth proportional to 16,703.78, 23,050.94 and 9,150.04 is: 12,626.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,703.78 : 23,050.94 = 9,150.04 : x
  2. Step 2: Convert to fraction form
    16,703.78/23,050.94 = 9,150.04/x
  3. Step 3: Cross multiply
    16,703.78x = 23,050.94 × 9,150.04
  4. Step 4: Simplify right side
    16,703.78x = 210,917,023.04
  5. Step 5: Solve for x
    x = 210,917,023.04/16,703.78
  6. Step 6: Final answer
    x = 12,626.90

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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.