Home / 29,408.73-40,583.96-15,980.03

Finding the Fourth Proportional to 29,408.73, 40,583.96 and 15,980.03

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Solution

The fourth proportional to 29,408.73, 40,583.96 and 15,980.03 is: 22,052.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,408.73 : 40,583.96 = 15,980.03 : x
  2. Step 2: Convert to fraction form
    29,408.73/40,583.96 = 15,980.03/x
  3. Step 3: Cross multiply
    29,408.73x = 40,583.96 × 15,980.03
  4. Step 4: Simplify right side
    29,408.73x = 648,532,836.81
  5. Step 5: Solve for x
    x = 648,532,836.81/29,408.73
  6. Step 6: Final answer
    x = 22,052.39

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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.