Home / 12,764.42-19,146.63-4,000.01

Finding the Fourth Proportional to 12,764.42, 19,146.63 and 4,000.01

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Solution

The fourth proportional to 12,764.42, 19,146.63 and 4,000.01 is: 6,000.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764.42 : 19,146.63 = 4,000.01 : x
  2. Step 2: Convert to fraction form
    12,764.42/19,146.63 = 4,000.01/x
  3. Step 3: Cross multiply
    12,764.42x = 19,146.63 × 4,000.01
  4. Step 4: Simplify right side
    12,764.42x = 76,586,711.47
  5. Step 5: Solve for x
    x = 76,586,711.47/12,764.42
  6. Step 6: Final answer
    x = 6,000.02

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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.