Home / 12,895.77-19,343.00-3,535.64

Finding the Fourth Proportional to 12,895.77, 19,343.00 and 3,535.64

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Solution

The fourth proportional to 12,895.77, 19,343.00 and 3,535.64 is: 5,303.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895.77 : 19,343.00 = 3,535.64 : x
  2. Step 2: Convert to fraction form
    12,895.77/19,343.00 = 3,535.64/x
  3. Step 3: Cross multiply
    12,895.77x = 19,343.00 × 3,535.64
  4. Step 4: Simplify right side
    12,895.77x = 68,389,770.13
  5. Step 5: Solve for x
    x = 68,389,770.13/12,895.77
  6. Step 6: Final answer
    x = 5,303.27

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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.