Home / 18,280.23-27,431.27-16,793.07

Finding the Fourth Proportional to 18,280.23, 27,431.27 and 16,793.07

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Solution

The fourth proportional to 18,280.23, 27,431.27 and 16,793.07 is: 25,199.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.23 : 27,431.27 = 16,793.07 : x
  2. Step 2: Convert to fraction form
    18,280.23/27,431.27 = 16,793.07/x
  3. Step 3: Cross multiply
    18,280.23x = 27,431.27 × 16,793.07
  4. Step 4: Simplify right side
    18,280.23x = 460,655,237.30
  5. Step 5: Solve for x
    x = 460,655,237.30/18,280.23
  6. Step 6: Final answer
    x = 25,199.64

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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.