Home / 39,383.42-54,318.39-25,237.58

Finding the Fourth Proportional to 39,383.42, 54,318.39 and 25,237.58

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Solution

The fourth proportional to 39,383.42, 54,318.39 and 25,237.58 is: 34,808.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,383.42 : 54,318.39 = 25,237.58 : x
  2. Step 2: Convert to fraction form
    39,383.42/54,318.39 = 25,237.58/x
  3. Step 3: Cross multiply
    39,383.42x = 54,318.39 × 25,237.58
  4. Step 4: Simplify right side
    39,383.42x = 1,370,864,713.10
  5. Step 5: Solve for x
    x = 1,370,864,713.10/39,383.42
  6. Step 6: Final answer
    x = 34,808.17

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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.