Home / 23,173.68-31,954.32-17,216.40

Finding the Fourth Proportional to 23,173.68, 31,954.32 and 17,216.40

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Solution

The fourth proportional to 23,173.68, 31,954.32 and 17,216.40 is: 23,739.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,173.68 : 31,954.32 = 17,216.40 : x
  2. Step 2: Convert to fraction form
    23,173.68/31,954.32 = 17,216.40/x
  3. Step 3: Cross multiply
    23,173.68x = 31,954.32 × 17,216.40
  4. Step 4: Simplify right side
    23,173.68x = 550,138,354.85
  5. Step 5: Solve for x
    x = 550,138,354.85/23,173.68
  6. Step 6: Final answer
    x = 23,739.79

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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.