Home / 18,391.33-27,533.80-16,492.15

Finding the Fourth Proportional to 18,391.33, 27,533.80 and 16,492.15

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Solution

The fourth proportional to 18,391.33, 27,533.80 and 16,492.15 is: 24,690.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,391.33 : 27,533.80 = 16,492.15 : x
  2. Step 2: Convert to fraction form
    18,391.33/27,533.80 = 16,492.15/x
  3. Step 3: Cross multiply
    18,391.33x = 27,533.80 × 16,492.15
  4. Step 4: Simplify right side
    18,391.33x = 454,091,559.67
  5. Step 5: Solve for x
    x = 454,091,559.67/18,391.33
  6. Step 6: Final answer
    x = 24,690.52

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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.