Home / 20,828.53-31,244.01-6,037.12

Finding the Fourth Proportional to 20,828.53, 31,244.01 and 6,037.12

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Solution

The fourth proportional to 20,828.53, 31,244.01 and 6,037.12 is: 9,056.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,828.53 : 31,244.01 = 6,037.12 : x
  2. Step 2: Convert to fraction form
    20,828.53/31,244.01 = 6,037.12/x
  3. Step 3: Cross multiply
    20,828.53x = 31,244.01 × 6,037.12
  4. Step 4: Simplify right side
    20,828.53x = 188,623,837.65
  5. Step 5: Solve for x
    x = 188,623,837.65/20,828.53
  6. Step 6: Final answer
    x = 9,056.03

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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.