Home / 47,091.40-64,986.62-25,581.36

Finding the Fourth Proportional to 47,091.40, 64,986.62 and 25,581.36

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Solution

The fourth proportional to 47,091.40, 64,986.62 and 25,581.36 is: 35,302.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,091.40 : 64,986.62 = 25,581.36 : x
  2. Step 2: Convert to fraction form
    47,091.40/64,986.62 = 25,581.36/x
  3. Step 3: Cross multiply
    47,091.40x = 64,986.62 × 25,581.36
  4. Step 4: Simplify right side
    47,091.40x = 1,662,446,121.40
  5. Step 5: Solve for x
    x = 1,662,446,121.40/47,091.40
  6. Step 6: Final answer
    x = 35,302.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.