Home / 12,324.51-18,484.94-4,531.50

Finding the Fourth Proportional to 12,324.51, 18,484.94 and 4,531.50

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Solution

The fourth proportional to 12,324.51, 18,484.94 and 4,531.50 is: 6,796.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.51 : 18,484.94 = 4,531.50 : x
  2. Step 2: Convert to fraction form
    12,324.51/18,484.94 = 4,531.50/x
  3. Step 3: Cross multiply
    12,324.51x = 18,484.94 × 4,531.50
  4. Step 4: Simplify right side
    12,324.51x = 83,764,516.94
  5. Step 5: Solve for x
    x = 83,764,516.94/12,324.51
  6. Step 6: Final answer
    x = 6,796.58

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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.