Home / 39,504.93-54,516.43-21,599.74

Finding the Fourth Proportional to 39,504.93, 54,516.43 and 21,599.74

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Solution

The fourth proportional to 39,504.93, 54,516.43 and 21,599.74 is: 29,807.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,504.93 : 54,516.43 = 21,599.74 : x
  2. Step 2: Convert to fraction form
    39,504.93/54,516.43 = 21,599.74/x
  3. Step 3: Cross multiply
    39,504.93x = 54,516.43 × 21,599.74
  4. Step 4: Simplify right side
    39,504.93x = 1,177,540,687.37
  5. Step 5: Solve for x
    x = 1,177,540,687.37/39,504.93
  6. Step 6: Final answer
    x = 29,807.44

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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.