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Finding the Fourth Proportional to 34,443.81, 51,666.99 and 9,485.79

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Solution

The fourth proportional to 34,443.81, 51,666.99 and 9,485.79 is: 14,229.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,443.81 : 51,666.99 = 9,485.79 : x
  2. Step 2: Convert to fraction form
    34,443.81/51,666.99 = 9,485.79/x
  3. Step 3: Cross multiply
    34,443.81x = 51,666.99 × 9,485.79
  4. Step 4: Simplify right side
    34,443.81x = 490,102,217.07
  5. Step 5: Solve for x
    x = 490,102,217.07/34,443.81
  6. Step 6: Final answer
    x = 14,229.04

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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.