Home / 48,140.31-66,435.44-26,919.53

Finding the Fourth Proportional to 48,140.31, 66,435.44 and 26,919.53

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Solution

The fourth proportional to 48,140.31, 66,435.44 and 26,919.53 is: 37,149.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,140.31 : 66,435.44 = 26,919.53 : x
  2. Step 2: Convert to fraction form
    48,140.31/66,435.44 = 26,919.53/x
  3. Step 3: Cross multiply
    48,140.31x = 66,435.44 × 26,919.53
  4. Step 4: Simplify right side
    48,140.31x = 1,788,410,353.37
  5. Step 5: Solve for x
    x = 1,788,410,353.37/48,140.31
  6. Step 6: Final answer
    x = 37,149.96

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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.