Home / 39,453.70-59,163.63-14,485.54

Finding the Fourth Proportional to 39,453.70, 59,163.63 and 14,485.54

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Solution

The fourth proportional to 39,453.70, 59,163.63 and 14,485.54 is: 21,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,453.70 : 59,163.63 = 14,485.54 : x
  2. Step 2: Convert to fraction form
    39,453.70/59,163.63 = 14,485.54/x
  3. Step 3: Cross multiply
    39,453.70x = 59,163.63 × 14,485.54
  4. Step 4: Simplify right side
    39,453.70x = 857,017,128.91
  5. Step 5: Solve for x
    x = 857,017,128.91/39,453.70
  6. Step 6: Final answer
    x = 21,722.10

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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.