Home / 55,230.75-82,846.98-13,677.75

Finding the Fourth Proportional to 55,230.75, 82,846.98 and 13,677.75

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Solution

The fourth proportional to 55,230.75, 82,846.98 and 13,677.75 is: 20,516.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,230.75 : 82,846.98 = 13,677.75 : x
  2. Step 2: Convert to fraction form
    55,230.75/82,846.98 = 13,677.75/x
  3. Step 3: Cross multiply
    55,230.75x = 82,846.98 × 13,677.75
  4. Step 4: Simplify right side
    55,230.75x = 1,133,160,280.70
  5. Step 5: Solve for x
    x = 1,133,160,280.70/55,230.75
  6. Step 6: Final answer
    x = 20,516.84

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1.5x scale

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.