Home / 15,654.32-23,467.56-5,791.28

Finding the Fourth Proportional to 15,654.32, 23,467.56 and 5,791.28

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Solution

The fourth proportional to 15,654.32, 23,467.56 and 5,791.28 is: 8,681.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,654.32 : 23,467.56 = 5,791.28 : x
  2. Step 2: Convert to fraction form
    15,654.32/23,467.56 = 5,791.28/x
  3. Step 3: Cross multiply
    15,654.32x = 23,467.56 × 5,791.28
  4. Step 4: Simplify right side
    15,654.32x = 135,907,093.54
  5. Step 5: Solve for x
    x = 135,907,093.54/15,654.32
  6. Step 6: Final answer
    x = 8,681.77

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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.