Home / 30,630.83-45,924.62-11,895.26

Finding the Fourth Proportional to 30,630.83, 45,924.62 and 11,895.26

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Solution

The fourth proportional to 30,630.83, 45,924.62 and 11,895.26 is: 17,834.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,630.83 : 45,924.62 = 11,895.26 : x
  2. Step 2: Convert to fraction form
    30,630.83/45,924.62 = 11,895.26/x
  3. Step 3: Cross multiply
    30,630.83x = 45,924.62 × 11,895.26
  4. Step 4: Simplify right side
    30,630.83x = 546,285,006.20
  5. Step 5: Solve for x
    x = 546,285,006.20/30,630.83
  6. Step 6: Final answer
    x = 17,834.49

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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.