Home / 13,402.46-20,106.02-4,635.36

Finding the Fourth Proportional to 13,402.46, 20,106.02 and 4,635.36

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Solution

The fourth proportional to 13,402.46, 20,106.02 and 4,635.36 is: 6,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,402.46 : 20,106.02 = 4,635.36 : x
  2. Step 2: Convert to fraction form
    13,402.46/20,106.02 = 4,635.36/x
  3. Step 3: Cross multiply
    13,402.46x = 20,106.02 × 4,635.36
  4. Step 4: Simplify right side
    13,402.46x = 93,198,652.46
  5. Step 5: Solve for x
    x = 93,198,652.46/13,402.46
  6. Step 6: Final answer
    x = 6,953.85

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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.