Home / 43,451.33-65,223.08-38,485.94

Finding the Fourth Proportional to 43,451.33, 65,223.08 and 38,485.94

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Solution

The fourth proportional to 43,451.33, 65,223.08 and 38,485.94 is: 57,769.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,451.33 : 65,223.08 = 38,485.94 : x
  2. Step 2: Convert to fraction form
    43,451.33/65,223.08 = 38,485.94/x
  3. Step 3: Cross multiply
    43,451.33x = 65,223.08 × 38,485.94
  4. Step 4: Simplify right side
    43,451.33x = 2,510,171,024.95
  5. Step 5: Solve for x
    x = 2,510,171,024.95/43,451.33
  6. Step 6: Final answer
    x = 57,769.72

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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.