Home / 14,914.98-20,583.12-8,200.26

Finding the Fourth Proportional to 14,914.98, 20,583.12 and 8,200.26

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Solution

The fourth proportional to 14,914.98, 20,583.12 and 8,200.26 is: 11,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,914.98 : 20,583.12 = 8,200.26 : x
  2. Step 2: Convert to fraction form
    14,914.98/20,583.12 = 8,200.26/x
  3. Step 3: Cross multiply
    14,914.98x = 20,583.12 × 8,200.26
  4. Step 4: Simplify right side
    14,914.98x = 168,786,935.61
  5. Step 5: Solve for x
    x = 168,786,935.61/14,914.98
  6. Step 6: Final answer
    x = 11,316.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.