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Finding the Fourth Proportional to 23,993.69, 35,990.53 and 6,464.88

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Solution

The fourth proportional to 23,993.69, 35,990.53 and 6,464.88 is: 9,697.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,993.69 : 35,990.53 = 6,464.88 : x
  2. Step 2: Convert to fraction form
    23,993.69/35,990.53 = 6,464.88/x
  3. Step 3: Cross multiply
    23,993.69x = 35,990.53 × 6,464.88
  4. Step 4: Simplify right side
    23,993.69x = 232,674,441.42
  5. Step 5: Solve for x
    x = 232,674,441.42/23,993.69
  6. Step 6: Final answer
    x = 9,697.32

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Similar ratio
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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.