Home / 45,936.26-68,906.74-12,655.58

Finding the Fourth Proportional to 45,936.26, 68,906.74 and 12,655.58

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Solution

The fourth proportional to 45,936.26, 68,906.74 and 12,655.58 is: 18,984.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,936.26 : 68,906.74 = 12,655.58 : x
  2. Step 2: Convert to fraction form
    45,936.26/68,906.74 = 12,655.58/x
  3. Step 3: Cross multiply
    45,936.26x = 68,906.74 × 12,655.58
  4. Step 4: Simplify right side
    45,936.26x = 872,054,901.24
  5. Step 5: Solve for x
    x = 872,054,901.24/45,936.26
  6. Step 6: Final answer
    x = 18,984.02

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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.