Home / 40,986-61,485.18-14,684.49

Finding the Fourth Proportional to 40,986, 61,485.18 and 14,684.49

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Solution

The fourth proportional to 40,986, 61,485.18 and 14,684.49 is: 22,028.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,986 : 61,485.18 = 14,684.49 : x
  2. Step 2: Convert to fraction form
    40,986/61,485.18 = 14,684.49/x
  3. Step 3: Cross multiply
    40,986x = 61,485.18 × 14,684.49
  4. Step 4: Simplify right side
    40,986x = 902,878,510.86
  5. Step 5: Solve for x
    x = 902,878,510.86/40,986
  6. Step 6: Final answer
    x = 22,028.95

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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.