Home / 14,572.28-21,858.42-6,771.98

Finding the Fourth Proportional to 14,572.28, 21,858.42 and 6,771.98

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Solution

The fourth proportional to 14,572.28, 21,858.42 and 6,771.98 is: 10,157.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.28 : 21,858.42 = 6,771.98 : x
  2. Step 2: Convert to fraction form
    14,572.28/21,858.42 = 6,771.98/x
  3. Step 3: Cross multiply
    14,572.28x = 21,858.42 × 6,771.98
  4. Step 4: Simplify right side
    14,572.28x = 148,024,783.07
  5. Step 5: Solve for x
    x = 148,024,783.07/14,572.28
  6. Step 6: Final answer
    x = 10,157.97

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Similar ratio
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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.