Home / 12,350.60-18,528.30-5,330.60

Finding the Fourth Proportional to 12,350.60, 18,528.30 and 5,330.60

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Solution

The fourth proportional to 12,350.60, 18,528.30 and 5,330.60 is: 7,996.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.60 : 18,528.30 = 5,330.60 : x
  2. Step 2: Convert to fraction form
    12,350.60/18,528.30 = 5,330.60/x
  3. Step 3: Cross multiply
    12,350.60x = 18,528.30 × 5,330.60
  4. Step 4: Simplify right side
    12,350.60x = 98,766,955.98
  5. Step 5: Solve for x
    x = 98,766,955.98/12,350.60
  6. Step 6: Final answer
    x = 7,996.94

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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.