Home / 43,731.60-65,596.48-12,566.85

Finding the Fourth Proportional to 43,731.60, 65,596.48 and 12,566.85

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Solution

The fourth proportional to 43,731.60, 65,596.48 and 12,566.85 is: 18,850.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,731.60 : 65,596.48 = 12,566.85 : x
  2. Step 2: Convert to fraction form
    43,731.60/65,596.48 = 12,566.85/x
  3. Step 3: Cross multiply
    43,731.60x = 65,596.48 × 12,566.85
  4. Step 4: Simplify right side
    43,731.60x = 824,340,917.97
  5. Step 5: Solve for x
    x = 824,340,917.97/43,731.60
  6. Step 6: Final answer
    x = 18,850.01

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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.