Home / 18,683.34-27,888.38-16,469.07

Finding the Fourth Proportional to 18,683.34, 27,888.38 and 16,469.07

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Solution

The fourth proportional to 18,683.34, 27,888.38 and 16,469.07 is: 24,583.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683.34 : 27,888.38 = 16,469.07 : x
  2. Step 2: Convert to fraction form
    18,683.34/27,888.38 = 16,469.07/x
  3. Step 3: Cross multiply
    18,683.34x = 27,888.38 × 16,469.07
  4. Step 4: Simplify right side
    18,683.34x = 459,295,600.06
  5. Step 5: Solve for x
    x = 459,295,600.06/18,683.34
  6. Step 6: Final answer
    x = 24,583.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.