Home / 35,440.50-48,914.97-20,343.37

Finding the Fourth Proportional to 35,440.50, 48,914.97 and 20,343.37

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Solution

The fourth proportional to 35,440.50, 48,914.97 and 20,343.37 is: 28,077.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.50 : 48,914.97 = 20,343.37 : x
  2. Step 2: Convert to fraction form
    35,440.50/48,914.97 = 20,343.37/x
  3. Step 3: Cross multiply
    35,440.50x = 48,914.97 × 20,343.37
  4. Step 4: Simplify right side
    35,440.50x = 995,095,088.67
  5. Step 5: Solve for x
    x = 995,095,088.67/35,440.50
  6. Step 6: Final answer
    x = 28,077.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.