Home / 40,578.29-55,997.91-22,673.30

Finding the Fourth Proportional to 40,578.29, 55,997.91 and 22,673.30

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Solution

The fourth proportional to 40,578.29, 55,997.91 and 22,673.30 is: 31,289.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,578.29 : 55,997.91 = 22,673.30 : x
  2. Step 2: Convert to fraction form
    40,578.29/55,997.91 = 22,673.30/x
  3. Step 3: Cross multiply
    40,578.29x = 55,997.91 × 22,673.30
  4. Step 4: Simplify right side
    40,578.29x = 1,269,657,637.82
  5. Step 5: Solve for x
    x = 1,269,657,637.82/40,578.29
  6. Step 6: Final answer
    x = 31,289.09

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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.