Home / 34,926.85-48,077.31-30,442.78

Finding the Fourth Proportional to 34,926.85, 48,077.31 and 30,442.78

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Solution

The fourth proportional to 34,926.85, 48,077.31 and 30,442.78 is: 41,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,926.85 : 48,077.31 = 30,442.78 : x
  2. Step 2: Convert to fraction form
    34,926.85/48,077.31 = 30,442.78/x
  3. Step 3: Cross multiply
    34,926.85x = 48,077.31 × 30,442.78
  4. Step 4: Simplify right side
    34,926.85x = 1,463,606,971.32
  5. Step 5: Solve for x
    x = 1,463,606,971.32/34,926.85
  6. Step 6: Final answer
    x = 41,904.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.