Home / 49,794.05-74,740.28-26,420.48

Finding the Fourth Proportional to 49,794.05, 74,740.28 and 26,420.48

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Solution

The fourth proportional to 49,794.05, 74,740.28 and 26,420.48 is: 39,656.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,794.05 : 74,740.28 = 26,420.48 : x
  2. Step 2: Convert to fraction form
    49,794.05/74,740.28 = 26,420.48/x
  3. Step 3: Cross multiply
    49,794.05x = 74,740.28 × 26,420.48
  4. Step 4: Simplify right side
    49,794.05x = 1,974,674,416.44
  5. Step 5: Solve for x
    x = 1,974,674,416.44/49,794.05
  6. Step 6: Final answer
    x = 39,656.84

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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.