Home / 39,836.80-59,741.43-17,665.71

Finding the Fourth Proportional to 39,836.80, 59,741.43 and 17,665.71

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Solution

The fourth proportional to 39,836.80, 59,741.43 and 17,665.71 is: 26,492.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,836.80 : 59,741.43 = 17,665.71 : x
  2. Step 2: Convert to fraction form
    39,836.80/59,741.43 = 17,665.71/x
  3. Step 3: Cross multiply
    39,836.80x = 59,741.43 × 17,665.71
  4. Step 4: Simplify right side
    39,836.80x = 1,055,374,777.37
  5. Step 5: Solve for x
    x = 1,055,374,777.37/39,836.80
  6. Step 6: Final answer
    x = 26,492.46

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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.