Home / 52,516.46-78,784.94-16,986.59

Finding the Fourth Proportional to 52,516.46, 78,784.94 and 16,986.59

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Solution

The fourth proportional to 52,516.46, 78,784.94 and 16,986.59 is: 25,483.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,516.46 : 78,784.94 = 16,986.59 : x
  2. Step 2: Convert to fraction form
    52,516.46/78,784.94 = 16,986.59/x
  3. Step 3: Cross multiply
    52,516.46x = 78,784.94 × 16,986.59
  4. Step 4: Simplify right side
    52,516.46x = 1,338,286,995.10
  5. Step 5: Solve for x
    x = 1,338,286,995.10/52,516.46
  6. Step 6: Final answer
    x = 25,483.19

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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.