Home / 28,679.62-43,014.99-14,650.02

Finding the Fourth Proportional to 28,679.62, 43,014.99 and 14,650.02

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Solution

The fourth proportional to 28,679.62, 43,014.99 and 14,650.02 is: 21,972.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,679.62 : 43,014.99 = 14,650.02 : x
  2. Step 2: Convert to fraction form
    28,679.62/43,014.99 = 14,650.02/x
  3. Step 3: Cross multiply
    28,679.62x = 43,014.99 × 14,650.02
  4. Step 4: Simplify right side
    28,679.62x = 630,170,417.04
  5. Step 5: Solve for x
    x = 630,170,417.04/28,679.62
  6. Step 6: Final answer
    x = 21,972.76

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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.