Home / 21,548.84-32,322.32-6,757.42

Finding the Fourth Proportional to 21,548.84, 32,322.32 and 6,757.42

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Solution

The fourth proportional to 21,548.84, 32,322.32 and 6,757.42 is: 10,135.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548.84 : 32,322.32 = 6,757.42 : x
  2. Step 2: Convert to fraction form
    21,548.84/32,322.32 = 6,757.42/x
  3. Step 3: Cross multiply
    21,548.84x = 32,322.32 × 6,757.42
  4. Step 4: Simplify right side
    21,548.84x = 218,415,491.61
  5. Step 5: Solve for x
    x = 218,415,491.61/21,548.84
  6. Step 6: Final answer
    x = 10,135.84

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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.