Home / 43,679.31-60,285.45-28,585.37

Finding the Fourth Proportional to 43,679.31, 60,285.45 and 28,585.37

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Solution

The fourth proportional to 43,679.31, 60,285.45 and 28,585.37 is: 39,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,679.31 : 60,285.45 = 28,585.37 : x
  2. Step 2: Convert to fraction form
    43,679.31/60,285.45 = 28,585.37/x
  3. Step 3: Cross multiply
    43,679.31x = 60,285.45 × 28,585.37
  4. Step 4: Simplify right side
    43,679.31x = 1,723,281,893.87
  5. Step 5: Solve for x
    x = 1,723,281,893.87/43,679.31
  6. Step 6: Final answer
    x = 39,453.05

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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.