Home / 53,946.35-80,919.39-14,503.46

Finding the Fourth Proportional to 53,946.35, 80,919.39 and 14,503.46

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Solution

The fourth proportional to 53,946.35, 80,919.39 and 14,503.46 is: 21,755.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,946.35 : 80,919.39 = 14,503.46 : x
  2. Step 2: Convert to fraction form
    53,946.35/80,919.39 = 14,503.46/x
  3. Step 3: Cross multiply
    53,946.35x = 80,919.39 × 14,503.46
  4. Step 4: Simplify right side
    53,946.35x = 1,173,611,136.09
  5. Step 5: Solve for x
    x = 1,173,611,136.09/53,946.35
  6. Step 6: Final answer
    x = 21,755.15

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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.