Home / 13,102.30-19,659.84-6,529.46

Finding the Fourth Proportional to 13,102.30, 19,659.84 and 6,529.46

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Solution

The fourth proportional to 13,102.30, 19,659.84 and 6,529.46 is: 9,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102.30 : 19,659.84 = 6,529.46 : x
  2. Step 2: Convert to fraction form
    13,102.30/19,659.84 = 6,529.46/x
  3. Step 3: Cross multiply
    13,102.30x = 19,659.84 × 6,529.46
  4. Step 4: Simplify right side
    13,102.30x = 128,368,138.89
  5. Step 5: Solve for x
    x = 128,368,138.89/13,102.30
  6. Step 6: Final answer
    x = 9,797.37

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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.