Home / 43,009.46-64,489.60-16,683.48

Finding the Fourth Proportional to 43,009.46, 64,489.60 and 16,683.48

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Solution

The fourth proportional to 43,009.46, 64,489.60 and 16,683.48 is: 25,015.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,009.46 : 64,489.60 = 16,683.48 : x
  2. Step 2: Convert to fraction form
    43,009.46/64,489.60 = 16,683.48/x
  3. Step 3: Cross multiply
    43,009.46x = 64,489.60 × 16,683.48
  4. Step 4: Simplify right side
    43,009.46x = 1,075,910,951.81
  5. Step 5: Solve for x
    x = 1,075,910,951.81/43,009.46
  6. Step 6: Final answer
    x = 25,015.68

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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.