Home / 18,090.94-24,960.48-11,012.32

Finding the Fourth Proportional to 18,090.94, 24,960.48 and 11,012.32

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Solution

The fourth proportional to 18,090.94, 24,960.48 and 11,012.32 is: 15,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,090.94 : 24,960.48 = 11,012.32 : x
  2. Step 2: Convert to fraction form
    18,090.94/24,960.48 = 11,012.32/x
  3. Step 3: Cross multiply
    18,090.94x = 24,960.48 × 11,012.32
  4. Step 4: Simplify right side
    18,090.94x = 274,872,793.11
  5. Step 5: Solve for x
    x = 274,872,793.11/18,090.94
  6. Step 6: Final answer
    x = 15,193.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.