Home / 19,565.32-29,303.58-11,757.64

Finding the Fourth Proportional to 19,565.32, 29,303.58 and 11,757.64

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Solution

The fourth proportional to 19,565.32, 29,303.58 and 11,757.64 is: 17,609.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.32 : 29,303.58 = 11,757.64 : x
  2. Step 2: Convert to fraction form
    19,565.32/29,303.58 = 11,757.64/x
  3. Step 3: Cross multiply
    19,565.32x = 29,303.58 × 11,757.64
  4. Step 4: Simplify right side
    19,565.32x = 344,540,944.35
  5. Step 5: Solve for x
    x = 344,540,944.35/19,565.32
  6. Step 6: Final answer
    x = 17,609.78

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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.