Home / 21,624.01-32,393.94-12,235.62

Finding the Fourth Proportional to 21,624.01, 32,393.94 and 12,235.62

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Solution

The fourth proportional to 21,624.01, 32,393.94 and 12,235.62 is: 18,329.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,624.01 : 32,393.94 = 12,235.62 : x
  2. Step 2: Convert to fraction form
    21,624.01/32,393.94 = 12,235.62/x
  3. Step 3: Cross multiply
    21,624.01x = 32,393.94 × 12,235.62
  4. Step 4: Simplify right side
    21,624.01x = 396,359,940.14
  5. Step 5: Solve for x
    x = 396,359,940.14/21,624.01
  6. Step 6: Final answer
    x = 18,329.62

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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.