Home / 43,634.72-65,452.08-28,840.58

Finding the Fourth Proportional to 43,634.72, 65,452.08 and 28,840.58

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Solution

The fourth proportional to 43,634.72, 65,452.08 and 28,840.58 is: 43,260.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,634.72 : 65,452.08 = 28,840.58 : x
  2. Step 2: Convert to fraction form
    43,634.72/65,452.08 = 28,840.58/x
  3. Step 3: Cross multiply
    43,634.72x = 65,452.08 × 28,840.58
  4. Step 4: Simplify right side
    43,634.72x = 1,887,675,975.74
  5. Step 5: Solve for x
    x = 1,887,675,975.74/43,634.72
  6. Step 6: Final answer
    x = 43,260.87

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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.