Home / 29,145.26-43,705.82-9,148.07

Finding the Fourth Proportional to 29,145.26, 43,705.82 and 9,148.07

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Solution

The fourth proportional to 29,145.26, 43,705.82 and 9,148.07 is: 13,718.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,145.26 : 43,705.82 = 9,148.07 : x
  2. Step 2: Convert to fraction form
    29,145.26/43,705.82 = 9,148.07/x
  3. Step 3: Cross multiply
    29,145.26x = 43,705.82 × 9,148.07
  4. Step 4: Simplify right side
    29,145.26x = 399,823,705.11
  5. Step 5: Solve for x
    x = 399,823,705.11/29,145.26
  6. Step 6: Final answer
    x = 13,718.31

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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.