Home / 14,311.98-21,471.63-4,451.34

Finding the Fourth Proportional to 14,311.98, 21,471.63 and 4,451.34

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Solution

The fourth proportional to 14,311.98, 21,471.63 and 4,451.34 is: 6,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,311.98 : 21,471.63 = 4,451.34 : x
  2. Step 2: Convert to fraction form
    14,311.98/21,471.63 = 4,451.34/x
  3. Step 3: Cross multiply
    14,311.98x = 21,471.63 × 4,451.34
  4. Step 4: Simplify right side
    14,311.98x = 95,577,503.23
  5. Step 5: Solve for x
    x = 95,577,503.23/14,311.98
  6. Step 6: Final answer
    x = 6,678.15

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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.