Home / 19,459.64-29,189.82-6,311.96

Finding the Fourth Proportional to 19,459.64, 29,189.82 and 6,311.96

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Solution

The fourth proportional to 19,459.64, 29,189.82 and 6,311.96 is: 9,468.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.64 : 29,189.82 = 6,311.96 : x
  2. Step 2: Convert to fraction form
    19,459.64/29,189.82 = 6,311.96/x
  3. Step 3: Cross multiply
    19,459.64x = 29,189.82 × 6,311.96
  4. Step 4: Simplify right side
    19,459.64x = 184,244,976.25
  5. Step 5: Solve for x
    x = 184,244,976.25/19,459.64
  6. Step 6: Final answer
    x = 9,468.06

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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.