Home / 34,994.16-52,431.84-21,114

Finding the Fourth Proportional to 34,994.16, 52,431.84 and 21,114

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Solution

The fourth proportional to 34,994.16, 52,431.84 and 21,114 is: 31,635.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,994.16 : 52,431.84 = 21,114 : x
  2. Step 2: Convert to fraction form
    34,994.16/52,431.84 = 21,114/x
  3. Step 3: Cross multiply
    34,994.16x = 52,431.84 × 21,114
  4. Step 4: Simplify right side
    34,994.16x = 1,107,045,869.76
  5. Step 5: Solve for x
    x = 1,107,045,869.76/34,994.16
  6. Step 6: Final answer
    x = 31,635.16

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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.