Home / 45,904.48-68,861.04-18,196

Finding the Fourth Proportional to 45,904.48, 68,861.04 and 18,196

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Solution

The fourth proportional to 45,904.48, 68,861.04 and 18,196 is: 27,295.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,904.48 : 68,861.04 = 18,196 : x
  2. Step 2: Convert to fraction form
    45,904.48/68,861.04 = 18,196/x
  3. Step 3: Cross multiply
    45,904.48x = 68,861.04 × 18,196
  4. Step 4: Simplify right side
    45,904.48x = 1,252,995,483.84
  5. Step 5: Solve for x
    x = 1,252,995,483.84/45,904.48
  6. Step 6: Final answer
    x = 27,295.71

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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.