Home / 28,924.11-43,375.21-15,769.32

Finding the Fourth Proportional to 28,924.11, 43,375.21 and 15,769.32

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Solution

The fourth proportional to 28,924.11, 43,375.21 and 15,769.32 is: 23,648.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,924.11 : 43,375.21 = 15,769.32 : x
  2. Step 2: Convert to fraction form
    28,924.11/43,375.21 = 15,769.32/x
  3. Step 3: Cross multiply
    28,924.11x = 43,375.21 × 15,769.32
  4. Step 4: Simplify right side
    28,924.11x = 683,997,364.48
  5. Step 5: Solve for x
    x = 683,997,364.48/28,924.11
  6. Step 6: Final answer
    x = 23,648.00

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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.