Home / 13,250.98-19,874.30-4,929.04

Finding the Fourth Proportional to 13,250.98, 19,874.30 and 4,929.04

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Solution

The fourth proportional to 13,250.98, 19,874.30 and 4,929.04 is: 7,392.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250.98 : 19,874.30 = 4,929.04 : x
  2. Step 2: Convert to fraction form
    13,250.98/19,874.30 = 4,929.04/x
  3. Step 3: Cross multiply
    13,250.98x = 19,874.30 × 4,929.04
  4. Step 4: Simplify right side
    13,250.98x = 97,961,219.67
  5. Step 5: Solve for x
    x = 97,961,219.67/13,250.98
  6. Step 6: Final answer
    x = 7,392.75

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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.