Home / 30,356.49-41,889.92-19,025.58

Finding the Fourth Proportional to 30,356.49, 41,889.92 and 19,025.58

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Solution

The fourth proportional to 30,356.49, 41,889.92 and 19,025.58 is: 26,254.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,356.49 : 41,889.92 = 19,025.58 : x
  2. Step 2: Convert to fraction form
    30,356.49/41,889.92 = 19,025.58/x
  3. Step 3: Cross multiply
    30,356.49x = 41,889.92 × 19,025.58
  4. Step 4: Simplify right side
    30,356.49x = 796,979,929.03
  5. Step 5: Solve for x
    x = 796,979,929.03/30,356.49
  6. Step 6: Final answer
    x = 26,254.02

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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.