Home / 43,938.56-65,907.95-15,878.44

Finding the Fourth Proportional to 43,938.56, 65,907.95 and 15,878.44

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Solution

The fourth proportional to 43,938.56, 65,907.95 and 15,878.44 is: 23,817.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,938.56 : 65,907.95 = 15,878.44 : x
  2. Step 2: Convert to fraction form
    43,938.56/65,907.95 = 15,878.44/x
  3. Step 3: Cross multiply
    43,938.56x = 65,907.95 × 15,878.44
  4. Step 4: Simplify right side
    43,938.56x = 1,046,515,247.22
  5. Step 5: Solve for x
    x = 1,046,515,247.22/43,938.56
  6. Step 6: Final answer
    x = 23,817.69

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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.