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Finding the Fourth Proportional to 14,933.17, 20,606.72 and 8,883.08

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Solution

The fourth proportional to 14,933.17, 20,606.72 and 8,883.08 is: 12,258.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,933.17 : 20,606.72 = 8,883.08 : x
  2. Step 2: Convert to fraction form
    14,933.17/20,606.72 = 8,883.08/x
  3. Step 3: Cross multiply
    14,933.17x = 20,606.72 × 8,883.08
  4. Step 4: Simplify right side
    14,933.17x = 183,051,142.30
  5. Step 5: Solve for x
    x = 183,051,142.30/14,933.17
  6. Step 6: Final answer
    x = 12,258.02

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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.