Home / 17,560.64-26,361.54-13,865.36

Finding the Fourth Proportional to 17,560.64, 26,361.54 and 13,865.36

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Solution

The fourth proportional to 17,560.64, 26,361.54 and 13,865.36 is: 20,814.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,560.64 : 26,361.54 = 13,865.36 : x
  2. Step 2: Convert to fraction form
    17,560.64/26,361.54 = 13,865.36/x
  3. Step 3: Cross multiply
    17,560.64x = 26,361.54 × 13,865.36
  4. Step 4: Simplify right side
    17,560.64x = 365,512,242.25
  5. Step 5: Solve for x
    x = 365,512,242.25/17,560.64
  6. Step 6: Final answer
    x = 20,814.29

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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.