Home / 43,556.22-65,318.65-15,085.47

Finding the Fourth Proportional to 43,556.22, 65,318.65 and 15,085.47

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Solution

The fourth proportional to 43,556.22, 65,318.65 and 15,085.47 is: 22,622.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,556.22 : 65,318.65 = 15,085.47 : x
  2. Step 2: Convert to fraction form
    43,556.22/65,318.65 = 15,085.47/x
  3. Step 3: Cross multiply
    43,556.22x = 65,318.65 × 15,085.47
  4. Step 4: Simplify right side
    43,556.22x = 985,362,535.02
  5. Step 5: Solve for x
    x = 985,362,535.02/43,556.22
  6. Step 6: Final answer
    x = 22,622.77

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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.