Home / 43,882.02-65,823.84-12,717

Finding the Fourth Proportional to 43,882.02, 65,823.84 and 12,717

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Solution

The fourth proportional to 43,882.02, 65,823.84 and 12,717 is: 19,075.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,882.02 : 65,823.84 = 12,717 : x
  2. Step 2: Convert to fraction form
    43,882.02/65,823.84 = 12,717/x
  3. Step 3: Cross multiply
    43,882.02x = 65,823.84 × 12,717
  4. Step 4: Simplify right side
    43,882.02x = 837,081,773.28
  5. Step 5: Solve for x
    x = 837,081,773.28/43,882.02
  6. Step 6: Final answer
    x = 19,075.73

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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.