Home / 17,157.32-25,739.59-5,913.68

Finding the Fourth Proportional to 17,157.32, 25,739.59 and 5,913.68

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Solution

The fourth proportional to 17,157.32, 25,739.59 and 5,913.68 is: 8,871.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,157.32 : 25,739.59 = 5,913.68 : x
  2. Step 2: Convert to fraction form
    17,157.32/25,739.59 = 5,913.68/x
  3. Step 3: Cross multiply
    17,157.32x = 25,739.59 × 5,913.68
  4. Step 4: Simplify right side
    17,157.32x = 152,215,758.43
  5. Step 5: Solve for x
    x = 152,215,758.43/17,157.32
  6. Step 6: Final answer
    x = 8,871.77

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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.