Home / 29,639.06-40,923.33-18,324.07

Finding the Fourth Proportional to 29,639.06, 40,923.33 and 18,324.07

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Solution

The fourth proportional to 29,639.06, 40,923.33 and 18,324.07 is: 25,300.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,639.06 : 40,923.33 = 18,324.07 : x
  2. Step 2: Convert to fraction form
    29,639.06/40,923.33 = 18,324.07/x
  3. Step 3: Cross multiply
    29,639.06x = 40,923.33 × 18,324.07
  4. Step 4: Simplify right side
    29,639.06x = 749,882,022.72
  5. Step 5: Solve for x
    x = 749,882,022.72/29,639.06
  6. Step 6: Final answer
    x = 25,300.46

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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.