Home / 14,830.40-22,245.60-12,497.60

Finding the Fourth Proportional to 14,830.40, 22,245.60 and 12,497.60

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Solution

The fourth proportional to 14,830.40, 22,245.60 and 12,497.60 is: 18,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,830.40 : 22,245.60 = 12,497.60 : x
  2. Step 2: Convert to fraction form
    14,830.40/22,245.60 = 12,497.60/x
  3. Step 3: Cross multiply
    14,830.40x = 22,245.60 × 12,497.60
  4. Step 4: Simplify right side
    14,830.40x = 278,016,610.56
  5. Step 5: Solve for x
    x = 278,016,610.56/14,830.40
  6. Step 6: Final answer
    x = 18,746.40

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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.