Home / 45,638.76-62,976.96-25,495.21

Finding the Fourth Proportional to 45,638.76, 62,976.96 and 25,495.21

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Solution

The fourth proportional to 45,638.76, 62,976.96 and 25,495.21 is: 35,180.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,638.76 : 62,976.96 = 25,495.21 : x
  2. Step 2: Convert to fraction form
    45,638.76/62,976.96 = 25,495.21/x
  3. Step 3: Cross multiply
    45,638.76x = 62,976.96 × 25,495.21
  4. Step 4: Simplify right side
    45,638.76x = 1,605,610,662.92
  5. Step 5: Solve for x
    x = 1,605,610,662.92/45,638.76
  6. Step 6: Final answer
    x = 35,180.86

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1.5x scale

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.