Home / 13,937.94-19,234.89-9,968.58

Finding the Fourth Proportional to 13,937.94, 19,234.89 and 9,968.58

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Solution

The fourth proportional to 13,937.94, 19,234.89 and 9,968.58 is: 13,757.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937.94 : 19,234.89 = 9,968.58 : x
  2. Step 2: Convert to fraction form
    13,937.94/19,234.89 = 9,968.58/x
  3. Step 3: Cross multiply
    13,937.94x = 19,234.89 × 9,968.58
  4. Step 4: Simplify right side
    13,937.94x = 191,744,539.76
  5. Step 5: Solve for x
    x = 191,744,539.76/13,937.94
  6. Step 6: Final answer
    x = 13,757.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.