Home / 33,681.60-50,516.22-12,619.58

Finding the Fourth Proportional to 33,681.60, 50,516.22 and 12,619.58

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Solution

The fourth proportional to 33,681.60, 50,516.22 and 12,619.58 is: 18,927.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,681.60 : 50,516.22 = 12,619.58 : x
  2. Step 2: Convert to fraction form
    33,681.60/50,516.22 = 12,619.58/x
  3. Step 3: Cross multiply
    33,681.60x = 50,516.22 × 12,619.58
  4. Step 4: Simplify right side
    33,681.60x = 637,493,479.59
  5. Step 5: Solve for x
    x = 637,493,479.59/33,681.60
  6. Step 6: Final answer
    x = 18,927.05

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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.