Home / 32,147.25-44,378.58-21,409.99

Finding the Fourth Proportional to 32,147.25, 44,378.58 and 21,409.99

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Solution

The fourth proportional to 32,147.25, 44,378.58 and 21,409.99 is: 29,556.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,147.25 : 44,378.58 = 21,409.99 : x
  2. Step 2: Convert to fraction form
    32,147.25/44,378.58 = 21,409.99/x
  3. Step 3: Cross multiply
    32,147.25x = 44,378.58 × 21,409.99
  4. Step 4: Simplify right side
    32,147.25x = 950,144,923.36
  5. Step 5: Solve for x
    x = 950,144,923.36/32,147.25
  6. Step 6: Final answer
    x = 29,556.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.