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Finding the Fourth Proportional to 45,859.52, 68,788.32 and 14,692.16

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Solution

The fourth proportional to 45,859.52, 68,788.32 and 14,692.16 is: 22,037.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,859.52 : 68,788.32 = 14,692.16 : x
  2. Step 2: Convert to fraction form
    45,859.52/68,788.32 = 14,692.16/x
  3. Step 3: Cross multiply
    45,859.52x = 68,788.32 × 14,692.16
  4. Step 4: Simplify right side
    45,859.52x = 1,010,649,003.57
  5. Step 5: Solve for x
    x = 1,010,649,003.57/45,859.52
  6. Step 6: Final answer
    x = 22,037.93

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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.