Home / 14,442.64-21,659.55-6,122.50

Finding the Fourth Proportional to 14,442.64, 21,659.55 and 6,122.50

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Solution

The fourth proportional to 14,442.64, 21,659.55 and 6,122.50 is: 9,181.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442.64 : 21,659.55 = 6,122.50 : x
  2. Step 2: Convert to fraction form
    14,442.64/21,659.55 = 6,122.50/x
  3. Step 3: Cross multiply
    14,442.64x = 21,659.55 × 6,122.50
  4. Step 4: Simplify right side
    14,442.64x = 132,610,594.88
  5. Step 5: Solve for x
    x = 132,610,594.88/14,442.64
  6. Step 6: Final answer
    x = 9,181.88

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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.