Home / 68,926.48-103,372.62-19,004.38

Finding the Fourth Proportional to 68,926.48, 103,372.62 and 19,004.38

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Solution

The fourth proportional to 68,926.48, 103,372.62 and 19,004.38 is: 28,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,926.48 : 103,372.62 = 19,004.38 : x
  2. Step 2: Convert to fraction form
    68,926.48/103,372.62 = 19,004.38/x
  3. Step 3: Cross multiply
    68,926.48x = 103,372.62 × 19,004.38
  4. Step 4: Simplify right side
    68,926.48x = 1,964,532,552.08
  5. Step 5: Solve for x
    x = 1,964,532,552.08/68,926.48
  6. Step 6: Final answer
    x = 28,501.86

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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.