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Finding the Fourth Proportional to 45,762.18, 68,645.70 and 14,595

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Solution

The fourth proportional to 45,762.18, 68,645.70 and 14,595 is: 21,893.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,762.18 : 68,645.70 = 14,595 : x
  2. Step 2: Convert to fraction form
    45,762.18/68,645.70 = 14,595/x
  3. Step 3: Cross multiply
    45,762.18x = 68,645.70 × 14,595
  4. Step 4: Simplify right side
    45,762.18x = 1,001,883,991.50
  5. Step 5: Solve for x
    x = 1,001,883,991.50/45,762.18
  6. Step 6: Final answer
    x = 21,893.28

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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.