Home / 30,617.22-45,892.35-13,097.46

Finding the Fourth Proportional to 30,617.22, 45,892.35 and 13,097.46

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Solution

The fourth proportional to 30,617.22, 45,892.35 and 13,097.46 is: 19,631.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,617.22 : 45,892.35 = 13,097.46 : x
  2. Step 2: Convert to fraction form
    30,617.22/45,892.35 = 13,097.46/x
  3. Step 3: Cross multiply
    30,617.22x = 45,892.35 × 13,097.46
  4. Step 4: Simplify right side
    30,617.22x = 601,073,218.43
  5. Step 5: Solve for x
    x = 601,073,218.43/30,617.22
  6. Step 6: Final answer
    x = 19,631.87

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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.