Home / 20,361.83-30,547.52-6,321.14

Finding the Fourth Proportional to 20,361.83, 30,547.52 and 6,321.14

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Solution

The fourth proportional to 20,361.83, 30,547.52 and 6,321.14 is: 9,483.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,361.83 : 30,547.52 = 6,321.14 : x
  2. Step 2: Convert to fraction form
    20,361.83/30,547.52 = 6,321.14/x
  3. Step 3: Cross multiply
    20,361.83x = 30,547.52 × 6,321.14
  4. Step 4: Simplify right side
    20,361.83x = 193,094,997.84
  5. Step 5: Solve for x
    x = 193,094,997.84/20,361.83
  6. Step 6: Final answer
    x = 9,483.19

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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.