Home / 25,722.23-38,588.81-7,954.07

Finding the Fourth Proportional to 25,722.23, 38,588.81 and 7,954.07

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Solution

The fourth proportional to 25,722.23, 38,588.81 and 7,954.07 is: 11,932.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,722.23 : 38,588.81 = 7,954.07 : x
  2. Step 2: Convert to fraction form
    25,722.23/38,588.81 = 7,954.07/x
  3. Step 3: Cross multiply
    25,722.23x = 38,588.81 × 7,954.07
  4. Step 4: Simplify right side
    25,722.23x = 306,937,863.24
  5. Step 5: Solve for x
    x = 306,937,863.24/25,722.23
  6. Step 6: Final answer
    x = 11,932.79

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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.