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Finding the Fourth Proportional to 14,458.56, 21,707.04 and 9,266.88

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Solution

The fourth proportional to 14,458.56, 21,707.04 and 9,266.88 is: 13,912.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,458.56 : 21,707.04 = 9,266.88 : x
  2. Step 2: Convert to fraction form
    14,458.56/21,707.04 = 9,266.88/x
  3. Step 3: Cross multiply
    14,458.56x = 21,707.04 × 9,266.88
  4. Step 4: Simplify right side
    14,458.56x = 201,156,534.84
  5. Step 5: Solve for x
    x = 201,156,534.84/14,458.56
  6. Step 6: Final answer
    x = 13,912.63

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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.