Home / 13,303.68-19,954.32-4,983.36

Finding the Fourth Proportional to 13,303.68, 19,954.32 and 4,983.36

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Solution

The fourth proportional to 13,303.68, 19,954.32 and 4,983.36 is: 7,474.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.68 : 19,954.32 = 4,983.36 : x
  2. Step 2: Convert to fraction form
    13,303.68/19,954.32 = 4,983.36/x
  3. Step 3: Cross multiply
    13,303.68x = 19,954.32 × 4,983.36
  4. Step 4: Simplify right side
    13,303.68x = 99,439,560.12
  5. Step 5: Solve for x
    x = 99,439,560.12/13,303.68
  6. Step 6: Final answer
    x = 7,474.59

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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.