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Finding the Fourth Proportional to 30,635.99, 45,954.02 and 9,576.15

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Solution

The fourth proportional to 30,635.99, 45,954.02 and 9,576.15 is: 14,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,635.99 : 45,954.02 = 9,576.15 : x
  2. Step 2: Convert to fraction form
    30,635.99/45,954.02 = 9,576.15/x
  3. Step 3: Cross multiply
    30,635.99x = 45,954.02 × 9,576.15
  4. Step 4: Simplify right side
    30,635.99x = 440,062,440.24
  5. Step 5: Solve for x
    x = 440,062,440.24/30,635.99
  6. Step 6: Final answer
    x = 14,364.23

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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.