Home / 13,353.46-20,030.79-8,094.03

Finding the Fourth Proportional to 13,353.46, 20,030.79 and 8,094.03

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Solution

The fourth proportional to 13,353.46, 20,030.79 and 8,094.03 is: 12,141.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353.46 : 20,030.79 = 8,094.03 : x
  2. Step 2: Convert to fraction form
    13,353.46/20,030.79 = 8,094.03/x
  3. Step 3: Cross multiply
    13,353.46x = 20,030.79 × 8,094.03
  4. Step 4: Simplify right side
    13,353.46x = 162,129,770.42
  5. Step 5: Solve for x
    x = 162,129,770.42/13,353.46
  6. Step 6: Final answer
    x = 12,141.41

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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.