Home / 13,403.01-20,106.80-4,635.88

Finding the Fourth Proportional to 13,403.01, 20,106.80 and 4,635.88

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Solution

The fourth proportional to 13,403.01, 20,106.80 and 4,635.88 is: 6,954.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403.01 : 20,106.80 = 4,635.88 : x
  2. Step 2: Convert to fraction form
    13,403.01/20,106.80 = 4,635.88/x
  3. Step 3: Cross multiply
    13,403.01x = 20,106.80 × 4,635.88
  4. Step 4: Simplify right side
    13,403.01x = 93,212,711.98
  5. Step 5: Solve for x
    x = 93,212,711.98/13,403.01
  6. Step 6: Final answer
    x = 6,954.61

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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.