Home / 19,993.47-27,534.87-19,557.48

Finding the Fourth Proportional to 19,993.47, 27,534.87 and 19,557.48

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Solution

The fourth proportional to 19,993.47, 27,534.87 and 19,557.48 is: 26,934.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,993.47 : 27,534.87 = 19,557.48 : x
  2. Step 2: Convert to fraction form
    19,993.47/27,534.87 = 19,557.48/x
  3. Step 3: Cross multiply
    19,993.47x = 27,534.87 × 19,557.48
  4. Step 4: Simplify right side
    19,993.47x = 538,512,669.33
  5. Step 5: Solve for x
    x = 538,512,669.33/19,993.47
  6. Step 6: Final answer
    x = 26,934.43

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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.