Home / 12,823.30-19,235.11-4,503.56

Finding the Fourth Proportional to 12,823.30, 19,235.11 and 4,503.56

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Solution

The fourth proportional to 12,823.30, 19,235.11 and 4,503.56 is: 6,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.30 : 19,235.11 = 4,503.56 : x
  2. Step 2: Convert to fraction form
    12,823.30/19,235.11 = 4,503.56/x
  3. Step 3: Cross multiply
    12,823.30x = 19,235.11 × 4,503.56
  4. Step 4: Simplify right side
    12,823.30x = 86,626,471.99
  5. Step 5: Solve for x
    x = 86,626,471.99/12,823.30
  6. Step 6: Final answer
    x = 6,755.40

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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.