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Finding the Fourth Proportional to 34,868.35, 52,302.05 and 8,573.32

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Solution

The fourth proportional to 34,868.35, 52,302.05 and 8,573.32 is: 12,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,868.35 : 52,302.05 = 8,573.32 : x
  2. Step 2: Convert to fraction form
    34,868.35/52,302.05 = 8,573.32/x
  3. Step 3: Cross multiply
    34,868.35x = 52,302.05 × 8,573.32
  4. Step 4: Simplify right side
    34,868.35x = 448,402,211.31
  5. Step 5: Solve for x
    x = 448,402,211.31/34,868.35
  6. Step 6: Final answer
    x = 12,859.86

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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.