Home / 30,677.22-46,040.43-15,890.36

Finding the Fourth Proportional to 30,677.22, 46,040.43 and 15,890.36

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Solution

The fourth proportional to 30,677.22, 46,040.43 and 15,890.36 is: 23,848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,677.22 : 46,040.43 = 15,890.36 : x
  2. Step 2: Convert to fraction form
    30,677.22/46,040.43 = 15,890.36/x
  3. Step 3: Cross multiply
    30,677.22x = 46,040.43 × 15,890.36
  4. Step 4: Simplify right side
    30,677.22x = 731,599,155.78
  5. Step 5: Solve for x
    x = 731,599,155.78/30,677.22
  6. Step 6: Final answer
    x = 23,848.29

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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.