Home / 39,231.40-58,712.70-23,660.20

Finding the Fourth Proportional to 39,231.40, 58,712.70 and 23,660.20

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Solution

The fourth proportional to 39,231.40, 58,712.70 and 23,660.20 is: 35,409.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,231.40 : 58,712.70 = 23,660.20 : x
  2. Step 2: Convert to fraction form
    39,231.40/58,712.70 = 23,660.20/x
  3. Step 3: Cross multiply
    39,231.40x = 58,712.70 × 23,660.20
  4. Step 4: Simplify right side
    39,231.40x = 1,389,154,224.54
  5. Step 5: Solve for x
    x = 1,389,154,224.54/39,231.40
  6. Step 6: Final answer
    x = 35,409.24

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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.