Home / 13,933.97-19,213.96-10,538.69

Finding the Fourth Proportional to 13,933.97, 19,213.96 and 10,538.69

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Solution

The fourth proportional to 13,933.97, 19,213.96 and 10,538.69 is: 14,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.97 : 19,213.96 = 10,538.69 : x
  2. Step 2: Convert to fraction form
    13,933.97/19,213.96 = 10,538.69/x
  3. Step 3: Cross multiply
    13,933.97x = 19,213.96 × 10,538.69
  4. Step 4: Simplify right side
    13,933.97x = 202,489,968.11
  5. Step 5: Solve for x
    x = 202,489,968.11/13,933.97
  6. Step 6: Final answer
    x = 14,532.11

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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.