Home / 29,267.07-40,388.25-15,838.03

Finding the Fourth Proportional to 29,267.07, 40,388.25 and 15,838.03

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Solution

The fourth proportional to 29,267.07, 40,388.25 and 15,838.03 is: 21,856.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,267.07 : 40,388.25 = 15,838.03 : x
  2. Step 2: Convert to fraction form
    29,267.07/40,388.25 = 15,838.03/x
  3. Step 3: Cross multiply
    29,267.07x = 40,388.25 × 15,838.03
  4. Step 4: Simplify right side
    29,267.07x = 639,670,034.02
  5. Step 5: Solve for x
    x = 639,670,034.02/29,267.07
  6. Step 6: Final answer
    x = 21,856.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.