Home / 19,975.00-27,564.57-11,471.13

Finding the Fourth Proportional to 19,975.00, 27,564.57 and 11,471.13

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Solution

The fourth proportional to 19,975.00, 27,564.57 and 11,471.13 is: 15,829.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.00 : 27,564.57 = 11,471.13 : x
  2. Step 2: Convert to fraction form
    19,975.00/27,564.57 = 11,471.13/x
  3. Step 3: Cross multiply
    19,975.00x = 27,564.57 × 11,471.13
  4. Step 4: Simplify right side
    19,975.00x = 316,196,708.51
  5. Step 5: Solve for x
    x = 316,196,708.51/19,975.00
  6. Step 6: Final answer
    x = 15,829.63

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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.