Home / 14,650.60-21,992.10-9,110.20

Finding the Fourth Proportional to 14,650.60, 21,992.10 and 9,110.20

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Solution

The fourth proportional to 14,650.60, 21,992.10 and 9,110.20 is: 13,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.60 : 21,992.10 = 9,110.20 : x
  2. Step 2: Convert to fraction form
    14,650.60/21,992.10 = 9,110.20/x
  3. Step 3: Cross multiply
    14,650.60x = 21,992.10 × 9,110.20
  4. Step 4: Simplify right side
    14,650.60x = 200,352,429.42
  5. Step 5: Solve for x
    x = 200,352,429.42/14,650.60
  6. Step 6: Final answer
    x = 13,675.37

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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.