Home / 44,346.13-66,530.13-13,181.38

Finding the Fourth Proportional to 44,346.13, 66,530.13 and 13,181.38

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Solution

The fourth proportional to 44,346.13, 66,530.13 and 13,181.38 is: 19,775.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,346.13 : 66,530.13 = 13,181.38 : x
  2. Step 2: Convert to fraction form
    44,346.13/66,530.13 = 13,181.38/x
  3. Step 3: Cross multiply
    44,346.13x = 66,530.13 × 13,181.38
  4. Step 4: Simplify right side
    44,346.13x = 876,958,924.98
  5. Step 5: Solve for x
    x = 876,958,924.98/44,346.13
  6. Step 6: Final answer
    x = 19,775.32

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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.