Home / 21,396.12-32,097.64-6,601.58

Finding the Fourth Proportional to 21,396.12, 32,097.64 and 6,601.58

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Solution

The fourth proportional to 21,396.12, 32,097.64 and 6,601.58 is: 9,903.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,396.12 : 32,097.64 = 6,601.58 : x
  2. Step 2: Convert to fraction form
    21,396.12/32,097.64 = 6,601.58/x
  3. Step 3: Cross multiply
    21,396.12x = 32,097.64 × 6,601.58
  4. Step 4: Simplify right side
    21,396.12x = 211,895,123.87
  5. Step 5: Solve for x
    x = 211,895,123.87/21,396.12
  6. Step 6: Final answer
    x = 9,903.44

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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.