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Finding the Fourth Proportional to 34,424.16, 51,638.04 and 11,050.80

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Solution

The fourth proportional to 34,424.16, 51,638.04 and 11,050.80 is: 16,576.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,424.16 : 51,638.04 = 11,050.80 : x
  2. Step 2: Convert to fraction form
    34,424.16/51,638.04 = 11,050.80/x
  3. Step 3: Cross multiply
    34,424.16x = 51,638.04 × 11,050.80
  4. Step 4: Simplify right side
    34,424.16x = 570,641,652.43
  5. Step 5: Solve for x
    x = 570,641,652.43/34,424.16
  6. Step 6: Final answer
    x = 16,576.78

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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.