Home / 29,802.56-41,118.80-18,480.48

Finding the Fourth Proportional to 29,802.56, 41,118.80 and 18,480.48

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Solution

The fourth proportional to 29,802.56, 41,118.80 and 18,480.48 is: 25,497.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,802.56 : 41,118.80 = 18,480.48 : x
  2. Step 2: Convert to fraction form
    29,802.56/41,118.80 = 18,480.48/x
  3. Step 3: Cross multiply
    29,802.56x = 41,118.80 × 18,480.48
  4. Step 4: Simplify right side
    29,802.56x = 759,895,161.02
  5. Step 5: Solve for x
    x = 759,895,161.02/29,802.56
  6. Step 6: Final answer
    x = 25,497.65

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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.