Home / 19,727.63-27,224.93-11,344.13

Finding the Fourth Proportional to 19,727.63, 27,224.93 and 11,344.13

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Solution

The fourth proportional to 19,727.63, 27,224.93 and 11,344.13 is: 15,655.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,727.63 : 27,224.93 = 11,344.13 : x
  2. Step 2: Convert to fraction form
    19,727.63/27,224.93 = 11,344.13/x
  3. Step 3: Cross multiply
    19,727.63x = 27,224.93 × 11,344.13
  4. Step 4: Simplify right side
    19,727.63x = 308,843,037.40
  5. Step 5: Solve for x
    x = 308,843,037.40/19,727.63
  6. Step 6: Final answer
    x = 15,655.36

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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.