Home / 13,363.98-20,071.89-11,056.02

Finding the Fourth Proportional to 13,363.98, 20,071.89 and 11,056.02

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Solution

The fourth proportional to 13,363.98, 20,071.89 and 11,056.02 is: 16,605.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.98 : 20,071.89 = 11,056.02 : x
  2. Step 2: Convert to fraction form
    13,363.98/20,071.89 = 11,056.02/x
  3. Step 3: Cross multiply
    13,363.98x = 20,071.89 × 11,056.02
  4. Step 4: Simplify right side
    13,363.98x = 221,915,217.28
  5. Step 5: Solve for x
    x = 221,915,217.28/13,363.98
  6. Step 6: Final answer
    x = 16,605.47

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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.