Home / 39,106.20-58,662.04-15,732.74

Finding the Fourth Proportional to 39,106.20, 58,662.04 and 15,732.74

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Solution

The fourth proportional to 39,106.20, 58,662.04 and 15,732.74 is: 23,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,106.20 : 58,662.04 = 15,732.74 : x
  2. Step 2: Convert to fraction form
    39,106.20/58,662.04 = 15,732.74/x
  3. Step 3: Cross multiply
    39,106.20x = 58,662.04 × 15,732.74
  4. Step 4: Simplify right side
    39,106.20x = 922,914,623.19
  5. Step 5: Solve for x
    x = 922,914,623.19/39,106.20
  6. Step 6: Final answer
    x = 23,600.21

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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.