Home / 18,713.41-28,069.75-6,234.35

Finding the Fourth Proportional to 18,713.41, 28,069.75 and 6,234.35

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Solution

The fourth proportional to 18,713.41, 28,069.75 and 6,234.35 is: 9,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,713.41 : 28,069.75 = 6,234.35 : x
  2. Step 2: Convert to fraction form
    18,713.41/28,069.75 = 6,234.35/x
  3. Step 3: Cross multiply
    18,713.41x = 28,069.75 × 6,234.35
  4. Step 4: Simplify right side
    18,713.41x = 174,996,489.98
  5. Step 5: Solve for x
    x = 174,996,489.98/18,713.41
  6. Step 6: Final answer
    x = 9,351.40

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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.