Home / 16,209.40-24,314.10-15,518.20

Finding the Fourth Proportional to 16,209.40, 24,314.10 and 15,518.20

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Solution

The fourth proportional to 16,209.40, 24,314.10 and 15,518.20 is: 23,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,209.40 : 24,314.10 = 15,518.20 : x
  2. Step 2: Convert to fraction form
    16,209.40/24,314.10 = 15,518.20/x
  3. Step 3: Cross multiply
    16,209.40x = 24,314.10 × 15,518.20
  4. Step 4: Simplify right side
    16,209.40x = 377,311,066.62
  5. Step 5: Solve for x
    x = 377,311,066.62/16,209.40
  6. Step 6: Final answer
    x = 23,277.30

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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.