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Finding the Fourth Proportional to 34,806.88, 52,210.32 and 8,511.58

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Solution

The fourth proportional to 34,806.88, 52,210.32 and 8,511.58 is: 12,767.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,806.88 : 52,210.32 = 8,511.58 : x
  2. Step 2: Convert to fraction form
    34,806.88/52,210.32 = 8,511.58/x
  3. Step 3: Cross multiply
    34,806.88x = 52,210.32 × 8,511.58
  4. Step 4: Simplify right side
    34,806.88x = 444,392,315.51
  5. Step 5: Solve for x
    x = 444,392,315.51/34,806.88
  6. Step 6: Final answer
    x = 12,767.37

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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.