Home / 14,076.34-21,098.41-6,670.31

Finding the Fourth Proportional to 14,076.34, 21,098.41 and 6,670.31

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Solution

The fourth proportional to 14,076.34, 21,098.41 and 6,670.31 is: 9,997.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.34 : 21,098.41 = 6,670.31 : x
  2. Step 2: Convert to fraction form
    14,076.34/21,098.41 = 6,670.31/x
  3. Step 3: Cross multiply
    14,076.34x = 21,098.41 × 6,670.31
  4. Step 4: Simplify right side
    14,076.34x = 140,732,813.04
  5. Step 5: Solve for x
    x = 140,732,813.04/14,076.34
  6. Step 6: Final answer
    x = 9,997.83

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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.