Home / 45,949.60-68,917.74-14,780.80

Finding the Fourth Proportional to 45,949.60, 68,917.74 and 14,780.80

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Solution

The fourth proportional to 45,949.60, 68,917.74 and 14,780.80 is: 22,169.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,949.60 : 68,917.74 = 14,780.80 : x
  2. Step 2: Convert to fraction form
    45,949.60/68,917.74 = 14,780.80/x
  3. Step 3: Cross multiply
    45,949.60x = 68,917.74 × 14,780.80
  4. Step 4: Simplify right side
    45,949.60x = 1,018,659,331.39
  5. Step 5: Solve for x
    x = 1,018,659,331.39/45,949.60
  6. Step 6: Final answer
    x = 22,169.06

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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.