Home / 25,392.14-38,034.21-20,625.92

Finding the Fourth Proportional to 25,392.14, 38,034.21 and 20,625.92

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Solution

The fourth proportional to 25,392.14, 38,034.21 and 20,625.92 is: 30,895.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,392.14 : 38,034.21 = 20,625.92 : x
  2. Step 2: Convert to fraction form
    25,392.14/38,034.21 = 20,625.92/x
  3. Step 3: Cross multiply
    25,392.14x = 38,034.21 × 20,625.92
  4. Step 4: Simplify right side
    25,392.14x = 784,490,321.53
  5. Step 5: Solve for x
    x = 784,490,321.53/25,392.14
  6. Step 6: Final answer
    x = 30,895.00

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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.