Home / 13,792.05-19,032.47-7,823.59

Finding the Fourth Proportional to 13,792.05, 19,032.47 and 7,823.59

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Solution

The fourth proportional to 13,792.05, 19,032.47 and 7,823.59 is: 10,796.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.05 : 19,032.47 = 7,823.59 : x
  2. Step 2: Convert to fraction form
    13,792.05/19,032.47 = 7,823.59/x
  3. Step 3: Cross multiply
    13,792.05x = 19,032.47 × 7,823.59
  4. Step 4: Simplify right side
    13,792.05x = 148,902,241.97
  5. Step 5: Solve for x
    x = 148,902,241.97/13,792.05
  6. Step 6: Final answer
    x = 10,796.24

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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.