Home / 19,886.58-29,823.56-6,735.87

Finding the Fourth Proportional to 19,886.58, 29,823.56 and 6,735.87

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Solution

The fourth proportional to 19,886.58, 29,823.56 and 6,735.87 is: 10,101.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,886.58 : 29,823.56 = 6,735.87 : x
  2. Step 2: Convert to fraction form
    19,886.58/29,823.56 = 6,735.87/x
  3. Step 3: Cross multiply
    19,886.58x = 29,823.56 × 6,735.87
  4. Step 4: Simplify right side
    19,886.58x = 200,887,614.68
  5. Step 5: Solve for x
    x = 200,887,614.68/19,886.58
  6. Step 6: Final answer
    x = 10,101.67

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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.