Home / 43,745.56-65,608.62-14,155.72

Finding the Fourth Proportional to 43,745.56, 65,608.62 and 14,155.72

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Solution

The fourth proportional to 43,745.56, 65,608.62 and 14,155.72 is: 21,230.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,745.56 : 65,608.62 = 14,155.72 : x
  2. Step 2: Convert to fraction form
    43,745.56/65,608.62 = 14,155.72/x
  3. Step 3: Cross multiply
    43,745.56x = 65,608.62 × 14,155.72
  4. Step 4: Simplify right side
    43,745.56x = 928,737,254.31
  5. Step 5: Solve for x
    x = 928,737,254.31/43,745.56
  6. Step 6: Final answer
    x = 21,230.43

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1.5x scale

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.