Home / 17,925.22-26,844-15,475.78

Finding the Fourth Proportional to 17,925.22, 26,844 and 15,475.78

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Solution

The fourth proportional to 17,925.22, 26,844 and 15,475.78 is: 23,175.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,925.22 : 26,844 = 15,475.78 : x
  2. Step 2: Convert to fraction form
    17,925.22/26,844 = 15,475.78/x
  3. Step 3: Cross multiply
    17,925.22x = 26,844 × 15,475.78
  4. Step 4: Simplify right side
    17,925.22x = 415,431,838.32
  5. Step 5: Solve for x
    x = 415,431,838.32/17,925.22
  6. Step 6: Final answer
    x = 23,175.83

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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.