Home / 11,098.52-16,647.75-9,142.86

Finding the Fourth Proportional to 11,098.52, 16,647.75 and 9,142.86

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Solution

The fourth proportional to 11,098.52, 16,647.75 and 9,142.86 is: 13,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.52 : 16,647.75 = 9,142.86 : x
  2. Step 2: Convert to fraction form
    11,098.52/16,647.75 = 9,142.86/x
  3. Step 3: Cross multiply
    11,098.52x = 16,647.75 × 9,142.86
  4. Step 4: Simplify right side
    11,098.52x = 152,208,047.57
  5. Step 5: Solve for x
    x = 152,208,047.57/11,098.52
  6. Step 6: Final answer
    x = 13,714.27

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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.