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Finding the Fourth Proportional to 34,814.71, 52,220.44 and 8,518.06

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Solution

The fourth proportional to 34,814.71, 52,220.44 and 8,518.06 is: 12,776.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,814.71 : 52,220.44 = 8,518.06 : x
  2. Step 2: Convert to fraction form
    34,814.71/52,220.44 = 8,518.06/x
  3. Step 3: Cross multiply
    34,814.71x = 52,220.44 × 8,518.06
  4. Step 4: Simplify right side
    34,814.71x = 444,816,841.15
  5. Step 5: Solve for x
    x = 444,816,841.15/34,814.71
  6. Step 6: Final answer
    x = 12,776.69

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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.