Home / 14,425.08-21,636.82-10,190.89

Finding the Fourth Proportional to 14,425.08, 21,636.82 and 10,190.89

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Solution

The fourth proportional to 14,425.08, 21,636.82 and 10,190.89 is: 15,285.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,425.08 : 21,636.82 = 10,190.89 : x
  2. Step 2: Convert to fraction form
    14,425.08/21,636.82 = 10,190.89/x
  3. Step 3: Cross multiply
    14,425.08x = 21,636.82 × 10,190.89
  4. Step 4: Simplify right side
    14,425.08x = 220,498,452.57
  5. Step 5: Solve for x
    x = 220,498,452.57/14,425.08
  6. Step 6: Final answer
    x = 15,285.77

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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.