Home / 12,450.06-18,679.59-7,523.10

Finding the Fourth Proportional to 12,450.06, 18,679.59 and 7,523.10

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Solution

The fourth proportional to 12,450.06, 18,679.59 and 7,523.10 is: 11,287.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450.06 : 18,679.59 = 7,523.10 : x
  2. Step 2: Convert to fraction form
    12,450.06/18,679.59 = 7,523.10/x
  3. Step 3: Cross multiply
    12,450.06x = 18,679.59 × 7,523.10
  4. Step 4: Simplify right side
    12,450.06x = 140,528,423.53
  5. Step 5: Solve for x
    x = 140,528,423.53/12,450.06
  6. Step 6: Final answer
    x = 11,287.37

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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.