Home / 14,188.32-21,253.44-6,770.16

Finding the Fourth Proportional to 14,188.32, 21,253.44 and 6,770.16

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Solution

The fourth proportional to 14,188.32, 21,253.44 and 6,770.16 is: 10,141.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.32 : 21,253.44 = 6,770.16 : x
  2. Step 2: Convert to fraction form
    14,188.32/21,253.44 = 6,770.16/x
  3. Step 3: Cross multiply
    14,188.32x = 21,253.44 × 6,770.16
  4. Step 4: Simplify right side
    14,188.32x = 143,889,189.35
  5. Step 5: Solve for x
    x = 143,889,189.35/14,188.32
  6. Step 6: Final answer
    x = 10,141.38

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1.5x scale

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.