Home / 14,037.54-20,928.60-12,459.83

Finding the Fourth Proportional to 14,037.54, 20,928.60 and 12,459.83

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Solution

The fourth proportional to 14,037.54, 20,928.60 and 12,459.83 is: 18,576.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.54 : 20,928.60 = 12,459.83 : x
  2. Step 2: Convert to fraction form
    14,037.54/20,928.60 = 12,459.83/x
  3. Step 3: Cross multiply
    14,037.54x = 20,928.60 × 12,459.83
  4. Step 4: Simplify right side
    14,037.54x = 260,766,728.54
  5. Step 5: Solve for x
    x = 260,766,728.54/14,037.54
  6. Step 6: Final answer
    x = 18,576.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.