Home / 19,895.37-27,456.21-10,943.46

Finding the Fourth Proportional to 19,895.37, 27,456.21 and 10,943.46

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Solution

The fourth proportional to 19,895.37, 27,456.21 and 10,943.46 is: 15,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895.37 : 27,456.21 = 10,943.46 : x
  2. Step 2: Convert to fraction form
    19,895.37/27,456.21 = 10,943.46/x
  3. Step 3: Cross multiply
    19,895.37x = 27,456.21 × 10,943.46
  4. Step 4: Simplify right side
    19,895.37x = 300,465,935.89
  5. Step 5: Solve for x
    x = 300,465,935.89/19,895.37
  6. Step 6: Final answer
    x = 15,102.30

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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.