Home / 13,292.12-19,933.22-4,405.82

Finding the Fourth Proportional to 13,292.12, 19,933.22 and 4,405.82

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Solution

The fourth proportional to 13,292.12, 19,933.22 and 4,405.82 is: 6,607.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.12 : 19,933.22 = 4,405.82 : x
  2. Step 2: Convert to fraction form
    13,292.12/19,933.22 = 4,405.82/x
  3. Step 3: Cross multiply
    13,292.12x = 19,933.22 × 4,405.82
  4. Step 4: Simplify right side
    13,292.12x = 87,822,090.69
  5. Step 5: Solve for x
    x = 87,822,090.69/13,292.12
  6. Step 6: Final answer
    x = 6,607.08

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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.