Home / 13,957.90-20,932.76-4,094.84

Finding the Fourth Proportional to 13,957.90, 20,932.76 and 4,094.84

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Solution

The fourth proportional to 13,957.90, 20,932.76 and 4,094.84 is: 6,141.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,957.90 : 20,932.76 = 4,094.84 : x
  2. Step 2: Convert to fraction form
    13,957.90/20,932.76 = 4,094.84/x
  3. Step 3: Cross multiply
    13,957.90x = 20,932.76 × 4,094.84
  4. Step 4: Simplify right side
    13,957.90x = 85,716,302.96
  5. Step 5: Solve for x
    x = 85,716,302.96/13,957.90
  6. Step 6: Final answer
    x = 6,141.06

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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.