Home / 39,238.40-58,723.20-23,667.20

Finding the Fourth Proportional to 39,238.40, 58,723.20 and 23,667.20

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Solution

The fourth proportional to 39,238.40, 58,723.20 and 23,667.20 is: 35,419.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,238.40 : 58,723.20 = 23,667.20 : x
  2. Step 2: Convert to fraction form
    39,238.40/58,723.20 = 23,667.20/x
  3. Step 3: Cross multiply
    39,238.40x = 58,723.20 × 23,667.20
  4. Step 4: Simplify right side
    39,238.40x = 1,389,813,719.04
  5. Step 5: Solve for x
    x = 1,389,813,719.04/39,238.40
  6. Step 6: Final answer
    x = 35,419.73

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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.