Home / 18,664.04-28,057.59-17,294.45

Finding the Fourth Proportional to 18,664.04, 28,057.59 and 17,294.45

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Solution

The fourth proportional to 18,664.04, 28,057.59 and 17,294.45 is: 25,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,664.04 : 28,057.59 = 17,294.45 : x
  2. Step 2: Convert to fraction form
    18,664.04/28,057.59 = 17,294.45/x
  3. Step 3: Cross multiply
    18,664.04x = 28,057.59 × 17,294.45
  4. Step 4: Simplify right side
    18,664.04x = 485,240,447.09
  5. Step 5: Solve for x
    x = 485,240,447.09/18,664.04
  6. Step 6: Final answer
    x = 25,998.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.