Home / 19,925.97-27,496.73-10,971.72

Finding the Fourth Proportional to 19,925.97, 27,496.73 and 10,971.72

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Solution

The fourth proportional to 19,925.97, 27,496.73 and 10,971.72 is: 15,140.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.97 : 27,496.73 = 10,971.72 : x
  2. Step 2: Convert to fraction form
    19,925.97/27,496.73 = 10,971.72/x
  3. Step 3: Cross multiply
    19,925.97x = 27,496.73 × 10,971.72
  4. Step 4: Simplify right side
    19,925.97x = 301,686,422.48
  5. Step 5: Solve for x
    x = 301,686,422.48/19,925.97
  6. Step 6: Final answer
    x = 15,140.37

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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.