Home / 16,728.28-23,027.07-14,458.58

Finding the Fourth Proportional to 16,728.28, 23,027.07 and 14,458.58

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Solution

The fourth proportional to 16,728.28, 23,027.07 and 14,458.58 is: 19,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.28 : 23,027.07 = 14,458.58 : x
  2. Step 2: Convert to fraction form
    16,728.28/23,027.07 = 14,458.58/x
  3. Step 3: Cross multiply
    16,728.28x = 23,027.07 × 14,458.58
  4. Step 4: Simplify right side
    16,728.28x = 332,938,672.84
  5. Step 5: Solve for x
    x = 332,938,672.84/16,728.28
  6. Step 6: Final answer
    x = 19,902.75

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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.