Home / 14,636.72-20,201.66-9,922.52

Finding the Fourth Proportional to 14,636.72, 20,201.66 and 9,922.52

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Solution

The fourth proportional to 14,636.72, 20,201.66 and 9,922.52 is: 13,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636.72 : 20,201.66 = 9,922.52 : x
  2. Step 2: Convert to fraction form
    14,636.72/20,201.66 = 9,922.52/x
  3. Step 3: Cross multiply
    14,636.72x = 20,201.66 × 9,922.52
  4. Step 4: Simplify right side
    14,636.72x = 200,451,224.76
  5. Step 5: Solve for x
    x = 200,451,224.76/14,636.72
  6. Step 6: Final answer
    x = 13,695.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.