Home / 30,940.17-46,412.11-8,755.23

Finding the Fourth Proportional to 30,940.17, 46,412.11 and 8,755.23

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Solution

The fourth proportional to 30,940.17, 46,412.11 and 8,755.23 is: 13,133.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,940.17 : 46,412.11 = 8,755.23 : x
  2. Step 2: Convert to fraction form
    30,940.17/46,412.11 = 8,755.23/x
  3. Step 3: Cross multiply
    30,940.17x = 46,412.11 × 8,755.23
  4. Step 4: Simplify right side
    30,940.17x = 406,348,697.84
  5. Step 5: Solve for x
    x = 406,348,697.84/30,940.17
  6. Step 6: Final answer
    x = 13,133.37

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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.