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Finding the Fourth Proportional to 14,465.60, 19,960.44 and 8,092.16

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Solution

The fourth proportional to 14,465.60, 19,960.44 and 8,092.16 is: 11,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.60 : 19,960.44 = 8,092.16 : x
  2. Step 2: Convert to fraction form
    14,465.60/19,960.44 = 8,092.16/x
  3. Step 3: Cross multiply
    14,465.60x = 19,960.44 × 8,092.16
  4. Step 4: Simplify right side
    14,465.60x = 161,523,074.15
  5. Step 5: Solve for x
    x = 161,523,074.15/14,465.60
  6. Step 6: Final answer
    x = 11,166.01

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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.