Home / 39,131.94-58,697.91-18,355.44

Finding the Fourth Proportional to 39,131.94, 58,697.91 and 18,355.44

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Solution

The fourth proportional to 39,131.94, 58,697.91 and 18,355.44 is: 27,533.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,131.94 : 58,697.91 = 18,355.44 : x
  2. Step 2: Convert to fraction form
    39,131.94/58,697.91 = 18,355.44/x
  3. Step 3: Cross multiply
    39,131.94x = 58,697.91 × 18,355.44
  4. Step 4: Simplify right side
    39,131.94x = 1,077,425,873.35
  5. Step 5: Solve for x
    x = 1,077,425,873.35/39,131.94
  6. Step 6: Final answer
    x = 27,533.16

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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.