Home / 19,857.54-29,789.18-6,713.67

Finding the Fourth Proportional to 19,857.54, 29,789.18 and 6,713.67

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Solution

The fourth proportional to 19,857.54, 29,789.18 and 6,713.67 is: 10,071.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,857.54 : 29,789.18 = 6,713.67 : x
  2. Step 2: Convert to fraction form
    19,857.54/29,789.18 = 6,713.67/x
  3. Step 3: Cross multiply
    19,857.54x = 29,789.18 × 6,713.67
  4. Step 4: Simplify right side
    19,857.54x = 199,994,724.09
  5. Step 5: Solve for x
    x = 199,994,724.09/19,857.54
  6. Step 6: Final answer
    x = 10,071.48

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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.