Home / 16,069.20-24,103.80-12,764.40

Finding the Fourth Proportional to 16,069.20, 24,103.80 and 12,764.40

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Solution

The fourth proportional to 16,069.20, 24,103.80 and 12,764.40 is: 19,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,069.20 : 24,103.80 = 12,764.40 : x
  2. Step 2: Convert to fraction form
    16,069.20/24,103.80 = 12,764.40/x
  3. Step 3: Cross multiply
    16,069.20x = 24,103.80 × 12,764.40
  4. Step 4: Simplify right side
    16,069.20x = 307,670,544.72
  5. Step 5: Solve for x
    x = 307,670,544.72/16,069.20
  6. Step 6: Final answer
    x = 19,146.60

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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.