Home / 30,816.32-46,231.44-9,757.64

Finding the Fourth Proportional to 30,816.32, 46,231.44 and 9,757.64

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Solution

The fourth proportional to 30,816.32, 46,231.44 and 9,757.64 is: 14,638.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816.32 : 46,231.44 = 9,757.64 : x
  2. Step 2: Convert to fraction form
    30,816.32/46,231.44 = 9,757.64/x
  3. Step 3: Cross multiply
    30,816.32x = 46,231.44 × 9,757.64
  4. Step 4: Simplify right side
    30,816.32x = 451,109,748.20
  5. Step 5: Solve for x
    x = 451,109,748.20/30,816.32
  6. Step 6: Final answer
    x = 14,638.66

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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.