Home / 40,945.19-61,319.36-23,361.71

Finding the Fourth Proportional to 40,945.19, 61,319.36 and 23,361.71

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Solution

The fourth proportional to 40,945.19, 61,319.36 and 23,361.71 is: 34,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,945.19 : 61,319.36 = 23,361.71 : x
  2. Step 2: Convert to fraction form
    40,945.19/61,319.36 = 23,361.71/x
  3. Step 3: Cross multiply
    40,945.19x = 61,319.36 × 23,361.71
  4. Step 4: Simplify right side
    40,945.19x = 1,432,525,105.71
  5. Step 5: Solve for x
    x = 1,432,525,105.71/40,945.19
  6. Step 6: Final answer
    x = 34,986.41

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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.