Home / 30,296.62-45,451.07-12,766.44

Finding the Fourth Proportional to 30,296.62, 45,451.07 and 12,766.44

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Solution

The fourth proportional to 30,296.62, 45,451.07 and 12,766.44 is: 19,152.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,296.62 : 45,451.07 = 12,766.44 : x
  2. Step 2: Convert to fraction form
    30,296.62/45,451.07 = 12,766.44/x
  3. Step 3: Cross multiply
    30,296.62x = 45,451.07 × 12,766.44
  4. Step 4: Simplify right side
    30,296.62x = 580,248,358.09
  5. Step 5: Solve for x
    x = 580,248,358.09/30,296.62
  6. Step 6: Final answer
    x = 19,152.25

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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.