Home / 25,551.23-38,328.77-6,830.87

Finding the Fourth Proportional to 25,551.23, 38,328.77 and 6,830.87

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Solution

The fourth proportional to 25,551.23, 38,328.77 and 6,830.87 is: 10,246.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.23 : 38,328.77 = 6,830.87 : x
  2. Step 2: Convert to fraction form
    25,551.23/38,328.77 = 6,830.87/x
  3. Step 3: Cross multiply
    25,551.23x = 38,328.77 × 6,830.87
  4. Step 4: Simplify right side
    25,551.23x = 261,818,670.56
  5. Step 5: Solve for x
    x = 261,818,670.56/25,551.23
  6. Step 6: Final answer
    x = 10,246.81

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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.