Home / 14,231.84-21,347.04-4,997.12

Finding the Fourth Proportional to 14,231.84, 21,347.04 and 4,997.12

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Solution

The fourth proportional to 14,231.84, 21,347.04 and 4,997.12 is: 7,495.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231.84 : 21,347.04 = 4,997.12 : x
  2. Step 2: Convert to fraction form
    14,231.84/21,347.04 = 4,997.12/x
  3. Step 3: Cross multiply
    14,231.84x = 21,347.04 × 4,997.12
  4. Step 4: Simplify right side
    14,231.84x = 106,673,720.52
  5. Step 5: Solve for x
    x = 106,673,720.52/14,231.84
  6. Step 6: Final answer
    x = 7,495.43

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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.