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Finding the Fourth Proportional to 45,866.48, 68,776.92 and 14,697.68

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Solution

The fourth proportional to 45,866.48, 68,776.92 and 14,697.68 is: 22,039.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,866.48 : 68,776.92 = 14,697.68 : x
  2. Step 2: Convert to fraction form
    45,866.48/68,776.92 = 14,697.68/x
  3. Step 3: Cross multiply
    45,866.48x = 68,776.92 × 14,697.68
  4. Step 4: Simplify right side
    45,866.48x = 1,010,861,161.55
  5. Step 5: Solve for x
    x = 1,010,861,161.55/45,866.48
  6. Step 6: Final answer
    x = 22,039.21

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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.