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Finding the Fourth Proportional to 39,409.44, 59,112.36 and 9,826.44

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Solution

The fourth proportional to 39,409.44, 59,112.36 and 9,826.44 is: 14,739.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,409.44 : 59,112.36 = 9,826.44 : x
  2. Step 2: Convert to fraction form
    39,409.44/59,112.36 = 9,826.44/x
  3. Step 3: Cross multiply
    39,409.44x = 59,112.36 × 9,826.44
  4. Step 4: Simplify right side
    39,409.44x = 580,864,058.80
  5. Step 5: Solve for x
    x = 580,864,058.80/39,409.44
  6. Step 6: Final answer
    x = 14,739.21

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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.