Home / 16,198.07-22,354.10-9,485.86

Finding the Fourth Proportional to 16,198.07, 22,354.10 and 9,485.86

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Solution

The fourth proportional to 16,198.07, 22,354.10 and 9,485.86 is: 13,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198.07 : 22,354.10 = 9,485.86 : x
  2. Step 2: Convert to fraction form
    16,198.07/22,354.10 = 9,485.86/x
  3. Step 3: Cross multiply
    16,198.07x = 22,354.10 × 9,485.86
  4. Step 4: Simplify right side
    16,198.07x = 212,047,863.03
  5. Step 5: Solve for x
    x = 212,047,863.03/16,198.07
  6. Step 6: Final answer
    x = 13,090.93

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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.