Home / 29,974.80-44,926.20-12,435.60

Finding the Fourth Proportional to 29,974.80, 44,926.20 and 12,435.60

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Solution

The fourth proportional to 29,974.80, 44,926.20 and 12,435.60 is: 18,638.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,974.80 : 44,926.20 = 12,435.60 : x
  2. Step 2: Convert to fraction form
    29,974.80/44,926.20 = 12,435.60/x
  3. Step 3: Cross multiply
    29,974.80x = 44,926.20 × 12,435.60
  4. Step 4: Simplify right side
    29,974.80x = 558,684,252.72
  5. Step 5: Solve for x
    x = 558,684,252.72/29,974.80
  6. Step 6: Final answer
    x = 18,638.46

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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.