Home / 25,956.72-35,791.80-17,558.64

Finding the Fourth Proportional to 25,956.72, 35,791.80 and 17,558.64

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Solution

The fourth proportional to 25,956.72, 35,791.80 and 17,558.64 is: 24,211.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,956.72 : 35,791.80 = 17,558.64 : x
  2. Step 2: Convert to fraction form
    25,956.72/35,791.80 = 17,558.64/x
  3. Step 3: Cross multiply
    25,956.72x = 35,791.80 × 17,558.64
  4. Step 4: Simplify right side
    25,956.72x = 628,455,331.15
  5. Step 5: Solve for x
    x = 628,455,331.15/25,956.72
  6. Step 6: Final answer
    x = 24,211.66

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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.