Home / 16,742.89-23,114.33-11,445.49

Finding the Fourth Proportional to 16,742.89, 23,114.33 and 11,445.49

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Solution

The fourth proportional to 16,742.89, 23,114.33 and 11,445.49 is: 15,801.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,742.89 : 23,114.33 = 11,445.49 : x
  2. Step 2: Convert to fraction form
    16,742.89/23,114.33 = 11,445.49/x
  3. Step 3: Cross multiply
    16,742.89x = 23,114.33 × 11,445.49
  4. Step 4: Simplify right side
    16,742.89x = 264,554,832.87
  5. Step 5: Solve for x
    x = 264,554,832.87/16,742.89
  6. Step 6: Final answer
    x = 15,801.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.