Home / 21,716.96-32,558.05-14,266.88

Finding the Fourth Proportional to 21,716.96, 32,558.05 and 14,266.88

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Solution

The fourth proportional to 21,716.96, 32,558.05 and 14,266.88 is: 21,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,716.96 : 32,558.05 = 14,266.88 : x
  2. Step 2: Convert to fraction form
    21,716.96/32,558.05 = 14,266.88/x
  3. Step 3: Cross multiply
    21,716.96x = 32,558.05 × 14,266.88
  4. Step 4: Simplify right side
    21,716.96x = 464,501,952.66
  5. Step 5: Solve for x
    x = 464,501,952.66/21,716.96
  6. Step 6: Final answer
    x = 21,388.90

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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.