Home / 13,534.56-20,301.84-4,300.56

Finding the Fourth Proportional to 13,534.56, 20,301.84 and 4,300.56

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Solution

The fourth proportional to 13,534.56, 20,301.84 and 4,300.56 is: 6,450.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,534.56 : 20,301.84 = 4,300.56 : x
  2. Step 2: Convert to fraction form
    13,534.56/20,301.84 = 4,300.56/x
  3. Step 3: Cross multiply
    13,534.56x = 20,301.84 × 4,300.56
  4. Step 4: Simplify right side
    13,534.56x = 87,309,281.03
  5. Step 5: Solve for x
    x = 87,309,281.03/13,534.56
  6. Step 6: Final answer
    x = 6,450.84

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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.