Home / 55,561.46-83,354.94-16,121.75

Finding the Fourth Proportional to 55,561.46, 83,354.94 and 16,121.75

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Solution

The fourth proportional to 55,561.46, 83,354.94 and 16,121.75 is: 24,186.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,561.46 : 83,354.94 = 16,121.75 : x
  2. Step 2: Convert to fraction form
    55,561.46/83,354.94 = 16,121.75/x
  3. Step 3: Cross multiply
    55,561.46x = 83,354.94 × 16,121.75
  4. Step 4: Simplify right side
    55,561.46x = 1,343,827,087.17
  5. Step 5: Solve for x
    x = 1,343,827,087.17/55,561.46
  6. Step 6: Final answer
    x = 24,186.32

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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.