Home / 29,928.78-44,921.42-15,148.31

Finding the Fourth Proportional to 29,928.78, 44,921.42 and 15,148.31

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Solution

The fourth proportional to 29,928.78, 44,921.42 and 15,148.31 is: 22,736.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,928.78 : 44,921.42 = 15,148.31 : x
  2. Step 2: Convert to fraction form
    29,928.78/44,921.42 = 15,148.31/x
  3. Step 3: Cross multiply
    29,928.78x = 44,921.42 × 15,148.31
  4. Step 4: Simplify right side
    29,928.78x = 680,483,295.45
  5. Step 5: Solve for x
    x = 680,483,295.45/29,928.78
  6. Step 6: Final answer
    x = 22,736.75

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1.5x scale

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.