Home / 22,055.99-30,440.90-16,107.35

Finding the Fourth Proportional to 22,055.99, 30,440.90 and 16,107.35

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Solution

The fourth proportional to 22,055.99, 30,440.90 and 16,107.35 is: 22,230.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,055.99 : 30,440.90 = 16,107.35 : x
  2. Step 2: Convert to fraction form
    22,055.99/30,440.90 = 16,107.35/x
  3. Step 3: Cross multiply
    22,055.99x = 30,440.90 × 16,107.35
  4. Step 4: Simplify right side
    22,055.99x = 490,322,150.08
  5. Step 5: Solve for x
    x = 490,322,150.08/22,055.99
  6. Step 6: Final answer
    x = 22,230.79

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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.