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Finding the Fourth Proportional to 14,881.32, 22,321.98 and 7,066.44

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Solution

The fourth proportional to 14,881.32, 22,321.98 and 7,066.44 is: 10,599.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,881.32 : 22,321.98 = 7,066.44 : x
  2. Step 2: Convert to fraction form
    14,881.32/22,321.98 = 7,066.44/x
  3. Step 3: Cross multiply
    14,881.32x = 22,321.98 × 7,066.44
  4. Step 4: Simplify right side
    14,881.32x = 157,736,932.35
  5. Step 5: Solve for x
    x = 157,736,932.35/14,881.32
  6. Step 6: Final answer
    x = 10,599.66

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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.