Home / 14,435.55-19,913.46-9,951.60

Finding the Fourth Proportional to 14,435.55, 19,913.46 and 9,951.60

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Solution

The fourth proportional to 14,435.55, 19,913.46 and 9,951.60 is: 13,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435.55 : 19,913.46 = 9,951.60 : x
  2. Step 2: Convert to fraction form
    14,435.55/19,913.46 = 9,951.60/x
  3. Step 3: Cross multiply
    14,435.55x = 19,913.46 × 9,951.60
  4. Step 4: Simplify right side
    14,435.55x = 198,170,788.54
  5. Step 5: Solve for x
    x = 198,170,788.54/14,435.55
  6. Step 6: Final answer
    x = 13,727.97

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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.