Home / 19,486.38-29,239.17-9,098.86

Finding the Fourth Proportional to 19,486.38, 29,239.17 and 9,098.86

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Solution

The fourth proportional to 19,486.38, 29,239.17 and 9,098.86 is: 13,652.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486.38 : 29,239.17 = 9,098.86 : x
  2. Step 2: Convert to fraction form
    19,486.38/29,239.17 = 9,098.86/x
  3. Step 3: Cross multiply
    19,486.38x = 29,239.17 × 9,098.86
  4. Step 4: Simplify right side
    19,486.38x = 266,043,114.35
  5. Step 5: Solve for x
    x = 266,043,114.35/19,486.38
  6. Step 6: Final answer
    x = 13,652.77

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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.