Home / 43,701.64-65,552.58-28,907.80

Finding the Fourth Proportional to 43,701.64, 65,552.58 and 28,907.80

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Solution

The fourth proportional to 43,701.64, 65,552.58 and 28,907.80 is: 43,361.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,701.64 : 65,552.58 = 28,907.80 : x
  2. Step 2: Convert to fraction form
    43,701.64/65,552.58 = 28,907.80/x
  3. Step 3: Cross multiply
    43,701.64x = 65,552.58 × 28,907.80
  4. Step 4: Simplify right side
    43,701.64x = 1,894,980,872.12
  5. Step 5: Solve for x
    x = 1,894,980,872.12/43,701.64
  6. Step 6: Final answer
    x = 43,361.78

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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.