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Finding the Fourth Proportional to 43,851.77, 65,784.52 and 14,262.67

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Solution

The fourth proportional to 43,851.77, 65,784.52 and 14,262.67 is: 21,396.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,851.77 : 65,784.52 = 14,262.67 : x
  2. Step 2: Convert to fraction form
    43,851.77/65,784.52 = 14,262.67/x
  3. Step 3: Cross multiply
    43,851.77x = 65,784.52 × 14,262.67
  4. Step 4: Simplify right side
    43,851.77x = 938,262,570.95
  5. Step 5: Solve for x
    x = 938,262,570.95/43,851.77
  6. Step 6: Final answer
    x = 21,396.23

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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.