Home / 41,761.63-57,707.40-30,411.37

Finding the Fourth Proportional to 41,761.63, 57,707.40 and 30,411.37

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Solution

The fourth proportional to 41,761.63, 57,707.40 and 30,411.37 is: 42,023.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,761.63 : 57,707.40 = 30,411.37 : x
  2. Step 2: Convert to fraction form
    41,761.63/57,707.40 = 30,411.37/x
  3. Step 3: Cross multiply
    41,761.63x = 57,707.40 × 30,411.37
  4. Step 4: Simplify right side
    41,761.63x = 1,754,961,093.14
  5. Step 5: Solve for x
    x = 1,754,961,093.14/41,761.63
  6. Step 6: Final answer
    x = 42,023.29

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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.