Home / 29,109.69-43,673.04-9,387.81

Finding the Fourth Proportional to 29,109.69, 43,673.04 and 9,387.81

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Solution

The fourth proportional to 29,109.69, 43,673.04 and 9,387.81 is: 14,084.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.69 : 43,673.04 = 9,387.81 : x
  2. Step 2: Convert to fraction form
    29,109.69/43,673.04 = 9,387.81/x
  3. Step 3: Cross multiply
    29,109.69x = 43,673.04 × 9,387.81
  4. Step 4: Simplify right side
    29,109.69x = 409,994,201.64
  5. Step 5: Solve for x
    x = 409,994,201.64/29,109.69
  6. Step 6: Final answer
    x = 14,084.46

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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.