Home / 12,365.10-17,063.81-6,700.00

Finding the Fourth Proportional to 12,365.10, 17,063.81 and 6,700.00

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Solution

The fourth proportional to 12,365.10, 17,063.81 and 6,700.00 is: 9,245.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,365.10 : 17,063.81 = 6,700.00 : x
  2. Step 2: Convert to fraction form
    12,365.10/17,063.81 = 6,700.00/x
  3. Step 3: Cross multiply
    12,365.10x = 17,063.81 × 6,700.00
  4. Step 4: Simplify right side
    12,365.10x = 114,327,555.94
  5. Step 5: Solve for x
    x = 114,327,555.94/12,365.10
  6. Step 6: Final answer
    x = 9,245.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.