Home / 26,621.37-39,959.75-19,609.30

Finding the Fourth Proportional to 26,621.37, 39,959.75 and 19,609.30

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Solution

The fourth proportional to 26,621.37, 39,959.75 and 19,609.30 is: 29,434.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621.37 : 39,959.75 = 19,609.30 : x
  2. Step 2: Convert to fraction form
    26,621.37/39,959.75 = 19,609.30/x
  3. Step 3: Cross multiply
    26,621.37x = 39,959.75 × 19,609.30
  4. Step 4: Simplify right side
    26,621.37x = 783,582,725.68
  5. Step 5: Solve for x
    x = 783,582,725.68/26,621.37
  6. Step 6: Final answer
    x = 29,434.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.