Home / 16,728.72-23,027.67-14,459.01

Finding the Fourth Proportional to 16,728.72, 23,027.67 and 14,459.01

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Solution

The fourth proportional to 16,728.72, 23,027.67 and 14,459.01 is: 19,903.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.72 : 23,027.67 = 14,459.01 : x
  2. Step 2: Convert to fraction form
    16,728.72/23,027.67 = 14,459.01/x
  3. Step 3: Cross multiply
    16,728.72x = 23,027.67 × 14,459.01
  4. Step 4: Simplify right side
    16,728.72x = 332,957,310.81
  5. Step 5: Solve for x
    x = 332,957,310.81/16,728.72
  6. Step 6: Final answer
    x = 19,903.33

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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.