Home / 14,166.02-21,249-6,747.98

Finding the Fourth Proportional to 14,166.02, 21,249 and 6,747.98

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Solution

The fourth proportional to 14,166.02, 21,249 and 6,747.98 is: 10,121.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.02 : 21,249 = 6,747.98 : x
  2. Step 2: Convert to fraction form
    14,166.02/21,249 = 6,747.98/x
  3. Step 3: Cross multiply
    14,166.02x = 21,249 × 6,747.98
  4. Step 4: Simplify right side
    14,166.02x = 143,387,827.02
  5. Step 5: Solve for x
    x = 143,387,827.02/14,166.02
  6. Step 6: Final answer
    x = 10,121.96

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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.