Home / 39,020.05-58,524.14-12,724.75

Finding the Fourth Proportional to 39,020.05, 58,524.14 and 12,724.75

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Solution

The fourth proportional to 39,020.05, 58,524.14 and 12,724.75 is: 19,085.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020.05 : 58,524.14 = 12,724.75 : x
  2. Step 2: Convert to fraction form
    39,020.05/58,524.14 = 12,724.75/x
  3. Step 3: Cross multiply
    39,020.05x = 58,524.14 × 12,724.75
  4. Step 4: Simplify right side
    39,020.05x = 744,704,986.84
  5. Step 5: Solve for x
    x = 744,704,986.84/39,020.05
  6. Step 6: Final answer
    x = 19,085.19

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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.