Home / 12,316.56-18,480.24-4,527.60

Finding the Fourth Proportional to 12,316.56, 18,480.24 and 4,527.60

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Solution

The fourth proportional to 12,316.56, 18,480.24 and 4,527.60 is: 6,793.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316.56 : 18,480.24 = 4,527.60 : x
  2. Step 2: Convert to fraction form
    12,316.56/18,480.24 = 4,527.60/x
  3. Step 3: Cross multiply
    12,316.56x = 18,480.24 × 4,527.60
  4. Step 4: Simplify right side
    12,316.56x = 83,671,134.62
  5. Step 5: Solve for x
    x = 83,671,134.62/12,316.56
  6. Step 6: Final answer
    x = 6,793.39

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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.