Home / 11,828.54-17,741.18-6,900.50

Finding the Fourth Proportional to 11,828.54, 17,741.18 and 6,900.50

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Solution

The fourth proportional to 11,828.54, 17,741.18 and 6,900.50 is: 10,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.54 : 17,741.18 = 6,900.50 : x
  2. Step 2: Convert to fraction form
    11,828.54/17,741.18 = 6,900.50/x
  3. Step 3: Cross multiply
    11,828.54x = 17,741.18 × 6,900.50
  4. Step 4: Simplify right side
    11,828.54x = 122,423,012.59
  5. Step 5: Solve for x
    x = 122,423,012.59/11,828.54
  6. Step 6: Final answer
    x = 10,349.80

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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.