Home / 43,569.36-65,374.56-30,262.80

Finding the Fourth Proportional to 43,569.36, 65,374.56 and 30,262.80

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Solution

The fourth proportional to 43,569.36, 65,374.56 and 30,262.80 is: 45,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,569.36 : 65,374.56 = 30,262.80 : x
  2. Step 2: Convert to fraction form
    43,569.36/65,374.56 = 30,262.80/x
  3. Step 3: Cross multiply
    43,569.36x = 65,374.56 × 30,262.80
  4. Step 4: Simplify right side
    43,569.36x = 1,978,417,234.37
  5. Step 5: Solve for x
    x = 1,978,417,234.37/43,569.36
  6. Step 6: Final answer
    x = 45,408.45

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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.