Home / 43,081.76-64,622.64-25,542.02

Finding the Fourth Proportional to 43,081.76, 64,622.64 and 25,542.02

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Solution

The fourth proportional to 43,081.76, 64,622.64 and 25,542.02 is: 38,313.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,081.76 : 64,622.64 = 25,542.02 : x
  2. Step 2: Convert to fraction form
    43,081.76/64,622.64 = 25,542.02/x
  3. Step 3: Cross multiply
    43,081.76x = 64,622.64 × 25,542.02
  4. Step 4: Simplify right side
    43,081.76x = 1,650,592,440.22
  5. Step 5: Solve for x
    x = 1,650,592,440.22/43,081.76
  6. Step 6: Final answer
    x = 38,313.03

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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.