Home / 30,826.44-42,544.53-22,891.32

Finding the Fourth Proportional to 30,826.44, 42,544.53 and 22,891.32

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Solution

The fourth proportional to 30,826.44, 42,544.53 and 22,891.32 is: 31,593.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,826.44 : 42,544.53 = 22,891.32 : x
  2. Step 2: Convert to fraction form
    30,826.44/42,544.53 = 22,891.32/x
  3. Step 3: Cross multiply
    30,826.44x = 42,544.53 × 22,891.32
  4. Step 4: Simplify right side
    30,826.44x = 973,900,450.48
  5. Step 5: Solve for x
    x = 973,900,450.48/30,826.44
  6. Step 6: Final answer
    x = 31,593.02

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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.