Home / 30,774.18-46,247.82-18,296.43

Finding the Fourth Proportional to 30,774.18, 46,247.82 and 18,296.43

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Solution

The fourth proportional to 30,774.18, 46,247.82 and 18,296.43 is: 27,496.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,774.18 : 46,247.82 = 18,296.43 : x
  2. Step 2: Convert to fraction form
    30,774.18/46,247.82 = 18,296.43/x
  3. Step 3: Cross multiply
    30,774.18x = 46,247.82 × 18,296.43
  4. Step 4: Simplify right side
    30,774.18x = 846,170,001.28
  5. Step 5: Solve for x
    x = 846,170,001.28/30,774.18
  6. Step 6: Final answer
    x = 27,496.10

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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.