Home / 13,287.06-19,916.91-5,895

Finding the Fourth Proportional to 13,287.06, 19,916.91 and 5,895

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Solution

The fourth proportional to 13,287.06, 19,916.91 and 5,895 is: 8,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,287.06 : 19,916.91 = 5,895 : x
  2. Step 2: Convert to fraction form
    13,287.06/19,916.91 = 5,895/x
  3. Step 3: Cross multiply
    13,287.06x = 19,916.91 × 5,895
  4. Step 4: Simplify right side
    13,287.06x = 117,410,184.45
  5. Step 5: Solve for x
    x = 117,410,184.45/13,287.06
  6. Step 6: Final answer
    x = 8,836.43

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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.