Home / 54,805.08-82,207.66-13,252.12

Finding the Fourth Proportional to 54,805.08, 82,207.66 and 13,252.12

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Solution

The fourth proportional to 54,805.08, 82,207.66 and 13,252.12 is: 19,878.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,805.08 : 82,207.66 = 13,252.12 : x
  2. Step 2: Convert to fraction form
    54,805.08/82,207.66 = 13,252.12/x
  3. Step 3: Cross multiply
    54,805.08x = 82,207.66 × 13,252.12
  4. Step 4: Simplify right side
    54,805.08x = 1,089,425,775.24
  5. Step 5: Solve for x
    x = 1,089,425,775.24/54,805.08
  6. Step 6: Final answer
    x = 19,878.19

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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.