Home / 15,768.14-23,651.64-6,407.96

Finding the Fourth Proportional to 15,768.14, 23,651.64 and 6,407.96

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Solution

The fourth proportional to 15,768.14, 23,651.64 and 6,407.96 is: 9,611.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768.14 : 23,651.64 = 6,407.96 : x
  2. Step 2: Convert to fraction form
    15,768.14/23,651.64 = 6,407.96/x
  3. Step 3: Cross multiply
    15,768.14x = 23,651.64 × 6,407.96
  4. Step 4: Simplify right side
    15,768.14x = 151,558,644.80
  5. Step 5: Solve for x
    x = 151,558,644.80/15,768.14
  6. Step 6: Final answer
    x = 9,611.70

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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.