Home / 39,620.88-59,455.08-14,656.68

Finding the Fourth Proportional to 39,620.88, 59,455.08 and 14,656.68

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Solution

The fourth proportional to 39,620.88, 59,455.08 and 14,656.68 is: 21,993.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,620.88 : 59,455.08 = 14,656.68 : x
  2. Step 2: Convert to fraction form
    39,620.88/59,455.08 = 14,656.68/x
  3. Step 3: Cross multiply
    39,620.88x = 59,455.08 × 14,656.68
  4. Step 4: Simplify right side
    39,620.88x = 871,414,081.93
  5. Step 5: Solve for x
    x = 871,414,081.93/39,620.88
  6. Step 6: Final answer
    x = 21,993.81

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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.