Home / 34,872.16-52,314.48-12,716.64

Finding the Fourth Proportional to 34,872.16, 52,314.48 and 12,716.64

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Solution

The fourth proportional to 34,872.16, 52,314.48 and 12,716.64 is: 19,077.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,872.16 : 52,314.48 = 12,716.64 : x
  2. Step 2: Convert to fraction form
    34,872.16/52,314.48 = 12,716.64/x
  3. Step 3: Cross multiply
    34,872.16x = 52,314.48 × 12,716.64
  4. Step 4: Simplify right side
    34,872.16x = 665,264,408.95
  5. Step 5: Solve for x
    x = 665,264,408.95/34,872.16
  6. Step 6: Final answer
    x = 19,077.24

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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.