Home / 13,943.91-20,919.16-4,583.95

Finding the Fourth Proportional to 13,943.91, 20,919.16 and 4,583.95

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Solution

The fourth proportional to 13,943.91, 20,919.16 and 4,583.95 is: 6,877.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943.91 : 20,919.16 = 4,583.95 : x
  2. Step 2: Convert to fraction form
    13,943.91/20,919.16 = 4,583.95/x
  3. Step 3: Cross multiply
    13,943.91x = 20,919.16 × 4,583.95
  4. Step 4: Simplify right side
    13,943.91x = 95,892,428.80
  5. Step 5: Solve for x
    x = 95,892,428.80/13,943.91
  6. Step 6: Final answer
    x = 6,877.01

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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.