Home / 19,943.30-27,533.56-17,729.18

Finding the Fourth Proportional to 19,943.30, 27,533.56 and 17,729.18

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Solution

The fourth proportional to 19,943.30, 27,533.56 and 17,729.18 is: 24,476.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,943.30 : 27,533.56 = 17,729.18 : x
  2. Step 2: Convert to fraction form
    19,943.30/27,533.56 = 17,729.18/x
  3. Step 3: Cross multiply
    19,943.30x = 27,533.56 × 17,729.18
  4. Step 4: Simplify right side
    19,943.30x = 488,147,441.28
  5. Step 5: Solve for x
    x = 488,147,441.28/19,943.30
  6. Step 6: Final answer
    x = 24,476.76

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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.