Home / 29,140.97-43,670.07-13,307.09

Finding the Fourth Proportional to 29,140.97, 43,670.07 and 13,307.09

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Solution

The fourth proportional to 29,140.97, 43,670.07 and 13,307.09 is: 19,941.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140.97 : 43,670.07 = 13,307.09 : x
  2. Step 2: Convert to fraction form
    29,140.97/43,670.07 = 13,307.09/x
  3. Step 3: Cross multiply
    29,140.97x = 43,670.07 × 13,307.09
  4. Step 4: Simplify right side
    29,140.97x = 581,121,333.45
  5. Step 5: Solve for x
    x = 581,121,333.45/29,140.97
  6. Step 6: Final answer
    x = 19,941.73

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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.