Home / 61,516.50-84,892.79-33,222.20

Finding the Fourth Proportional to 61,516.50, 84,892.79 and 33,222.20

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Solution

The fourth proportional to 61,516.50, 84,892.79 and 33,222.20 is: 45,846.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,516.50 : 84,892.79 = 33,222.20 : x
  2. Step 2: Convert to fraction form
    61,516.50/84,892.79 = 33,222.20/x
  3. Step 3: Cross multiply
    61,516.50x = 84,892.79 × 33,222.20
  4. Step 4: Simplify right side
    61,516.50x = 2,820,324,657.36
  5. Step 5: Solve for x
    x = 2,820,324,657.36/61,516.50
  6. Step 6: Final answer
    x = 45,846.64

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1.5x scale

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.