Home / 29,637.44-40,887.99-18,287.15

Finding the Fourth Proportional to 29,637.44, 40,887.99 and 18,287.15

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Solution

The fourth proportional to 29,637.44, 40,887.99 and 18,287.15 is: 25,229.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,637.44 : 40,887.99 = 18,287.15 : x
  2. Step 2: Convert to fraction form
    29,637.44/40,887.99 = 18,287.15/x
  3. Step 3: Cross multiply
    29,637.44x = 40,887.99 × 18,287.15
  4. Step 4: Simplify right side
    29,637.44x = 747,724,806.33
  5. Step 5: Solve for x
    x = 747,724,806.33/29,637.44
  6. Step 6: Final answer
    x = 25,229.06

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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.