Home / 18,684.02-28,025.67-7,583.07

Finding the Fourth Proportional to 18,684.02, 28,025.67 and 7,583.07

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Solution

The fourth proportional to 18,684.02, 28,025.67 and 7,583.07 is: 11,374.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,684.02 : 28,025.67 = 7,583.07 : x
  2. Step 2: Convert to fraction form
    18,684.02/28,025.67 = 7,583.07/x
  3. Step 3: Cross multiply
    18,684.02x = 28,025.67 × 7,583.07
  4. Step 4: Simplify right side
    18,684.02x = 212,520,439.36
  5. Step 5: Solve for x
    x = 212,520,439.36/18,684.02
  6. Step 6: Final answer
    x = 11,374.45

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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.