Home / 12,968.35-19,455.40-3,733.63

Finding the Fourth Proportional to 12,968.35, 19,455.40 and 3,733.63

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Solution

The fourth proportional to 12,968.35, 19,455.40 and 3,733.63 is: 5,601.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,968.35 : 19,455.40 = 3,733.63 : x
  2. Step 2: Convert to fraction form
    12,968.35/19,455.40 = 3,733.63/x
  3. Step 3: Cross multiply
    12,968.35x = 19,455.40 × 3,733.63
  4. Step 4: Simplify right side
    12,968.35x = 72,639,167.83
  5. Step 5: Solve for x
    x = 72,639,167.83/12,968.35
  6. Step 6: Final answer
    x = 5,601.27

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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.