Home / 43,748.60-65,622.90-38,564.60

Finding the Fourth Proportional to 43,748.60, 65,622.90 and 38,564.60

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Solution

The fourth proportional to 43,748.60, 65,622.90 and 38,564.60 is: 57,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,748.60 : 65,622.90 = 38,564.60 : x
  2. Step 2: Convert to fraction form
    43,748.60/65,622.90 = 38,564.60/x
  3. Step 3: Cross multiply
    43,748.60x = 65,622.90 × 38,564.60
  4. Step 4: Simplify right side
    43,748.60x = 2,530,720,889.34
  5. Step 5: Solve for x
    x = 2,530,720,889.34/43,748.60
  6. Step 6: Final answer
    x = 57,846.90

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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.