Home / 12,541.70-18,792.64-10,190.27

Finding the Fourth Proportional to 12,541.70, 18,792.64 and 10,190.27

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Solution

The fourth proportional to 12,541.70, 18,792.64 and 10,190.27 is: 15,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541.70 : 18,792.64 = 10,190.27 : x
  2. Step 2: Convert to fraction form
    12,541.70/18,792.64 = 10,190.27/x
  3. Step 3: Cross multiply
    12,541.70x = 18,792.64 × 10,190.27
  4. Step 4: Simplify right side
    12,541.70x = 191,502,135.33
  5. Step 5: Solve for x
    x = 191,502,135.33/12,541.70
  6. Step 6: Final answer
    x = 15,269.23

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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.