Home / 13,052.90-19,578.67-4,618.82

Finding the Fourth Proportional to 13,052.90, 19,578.67 and 4,618.82

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Solution

The fourth proportional to 13,052.90, 19,578.67 and 4,618.82 is: 6,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.90 : 19,578.67 = 4,618.82 : x
  2. Step 2: Convert to fraction form
    13,052.90/19,578.67 = 4,618.82/x
  3. Step 3: Cross multiply
    13,052.90x = 19,578.67 × 4,618.82
  4. Step 4: Simplify right side
    13,052.90x = 90,430,389.97
  5. Step 5: Solve for x
    x = 90,430,389.97/13,052.90
  6. Step 6: Final answer
    x = 6,927.99

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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.