Home / 19,683-29,373.33-17,581.08

Finding the Fourth Proportional to 19,683, 29,373.33 and 17,581.08

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Solution

The fourth proportional to 19,683, 29,373.33 and 17,581.08 is: 26,236.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683 : 29,373.33 = 17,581.08 : x
  2. Step 2: Convert to fraction form
    19,683/29,373.33 = 17,581.08/x
  3. Step 3: Cross multiply
    19,683x = 29,373.33 × 17,581.08
  4. Step 4: Simplify right side
    19,683x = 516,414,864.60
  5. Step 5: Solve for x
    x = 516,414,864.60/19,683
  6. Step 6: Final answer
    x = 26,236.59

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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.