Home / 9,664.20-14,507.10-9,029.70

Finding the Fourth Proportional to 9,664.20, 14,507.10 and 9,029.70

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Solution

The fourth proportional to 9,664.20, 14,507.10 and 9,029.70 is: 13,554.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664.20 : 14,507.10 = 9,029.70 : x
  2. Step 2: Convert to fraction form
    9,664.20/14,507.10 = 9,029.70/x
  3. Step 3: Cross multiply
    9,664.20x = 14,507.10 × 9,029.70
  4. Step 4: Simplify right side
    9,664.20x = 130,994,760.87
  5. Step 5: Solve for x
    x = 130,994,760.87/9,664.20
  6. Step 6: Final answer
    x = 13,554.64

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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.