Home / 21,637.24-32,459.86-6,849.88

Finding the Fourth Proportional to 21,637.24, 32,459.86 and 6,849.88

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Solution

The fourth proportional to 21,637.24, 32,459.86 and 6,849.88 is: 10,276.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,637.24 : 32,459.86 = 6,849.88 : x
  2. Step 2: Convert to fraction form
    21,637.24/32,459.86 = 6,849.88/x
  3. Step 3: Cross multiply
    21,637.24x = 32,459.86 × 6,849.88
  4. Step 4: Simplify right side
    21,637.24x = 222,346,145.82
  5. Step 5: Solve for x
    x = 222,346,145.82/21,637.24
  6. Step 6: Final answer
    x = 10,276.09

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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.