Home / 43,431.03-65,061.71-29,919.82

Finding the Fourth Proportional to 43,431.03, 65,061.71 and 29,919.82

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Solution

The fourth proportional to 43,431.03, 65,061.71 and 29,919.82 is: 44,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,431.03 : 65,061.71 = 29,919.82 : x
  2. Step 2: Convert to fraction form
    43,431.03/65,061.71 = 29,919.82/x
  3. Step 3: Cross multiply
    43,431.03x = 65,061.71 × 29,919.82
  4. Step 4: Simplify right side
    43,431.03x = 1,946,634,339.84
  5. Step 5: Solve for x
    x = 1,946,634,339.84/43,431.03
  6. Step 6: Final answer
    x = 44,821.28

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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.