Home / 18,210.29-27,293.54-7,676.24

Finding the Fourth Proportional to 18,210.29, 27,293.54 and 7,676.24

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Solution

The fourth proportional to 18,210.29, 27,293.54 and 7,676.24 is: 11,505.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210.29 : 27,293.54 = 7,676.24 : x
  2. Step 2: Convert to fraction form
    18,210.29/27,293.54 = 7,676.24/x
  3. Step 3: Cross multiply
    18,210.29x = 27,293.54 × 7,676.24
  4. Step 4: Simplify right side
    18,210.29x = 209,511,588.64
  5. Step 5: Solve for x
    x = 209,511,588.64/18,210.29
  6. Step 6: Final answer
    x = 11,505.12

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1.5x scale

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.