Home / 55,445.40-83,211.78-25,848

Finding the Fourth Proportional to 55,445.40, 83,211.78 and 25,848

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Solution

The fourth proportional to 55,445.40, 83,211.78 and 25,848 is: 38,792.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,445.40 : 83,211.78 = 25,848 : x
  2. Step 2: Convert to fraction form
    55,445.40/83,211.78 = 25,848/x
  3. Step 3: Cross multiply
    55,445.40x = 83,211.78 × 25,848
  4. Step 4: Simplify right side
    55,445.40x = 2,150,858,089.44
  5. Step 5: Solve for x
    x = 2,150,858,089.44/55,445.40
  6. Step 6: Final answer
    x = 38,792.36

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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.