Home / 19,968.66-29,801.10-17,754.30

Finding the Fourth Proportional to 19,968.66, 29,801.10 and 17,754.30

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Solution

The fourth proportional to 19,968.66, 29,801.10 and 17,754.30 is: 26,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,968.66 : 29,801.10 = 17,754.30 : x
  2. Step 2: Convert to fraction form
    19,968.66/29,801.10 = 17,754.30/x
  3. Step 3: Cross multiply
    19,968.66x = 29,801.10 × 17,754.30
  4. Step 4: Simplify right side
    19,968.66x = 529,097,669.73
  5. Step 5: Solve for x
    x = 529,097,669.73/19,968.66
  6. Step 6: Final answer
    x = 26,496.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.