Home / 29,815.52-41,144.60-16,388.14

Finding the Fourth Proportional to 29,815.52, 41,144.60 and 16,388.14

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Solution

The fourth proportional to 29,815.52, 41,144.60 and 16,388.14 is: 22,615.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,815.52 : 41,144.60 = 16,388.14 : x
  2. Step 2: Convert to fraction form
    29,815.52/41,144.60 = 16,388.14/x
  3. Step 3: Cross multiply
    29,815.52x = 41,144.60 × 16,388.14
  4. Step 4: Simplify right side
    29,815.52x = 674,283,465.04
  5. Step 5: Solve for x
    x = 674,283,465.04/29,815.52
  6. Step 6: Final answer
    x = 22,615.18

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1.5x scale

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.