Home / 13,895.07-20,846.50-5,580.92

Finding the Fourth Proportional to 13,895.07, 20,846.50 and 5,580.92

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Solution

The fourth proportional to 13,895.07, 20,846.50 and 5,580.92 is: 8,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.07 : 20,846.50 = 5,580.92 : x
  2. Step 2: Convert to fraction form
    13,895.07/20,846.50 = 5,580.92/x
  3. Step 3: Cross multiply
    13,895.07x = 20,846.50 × 5,580.92
  4. Step 4: Simplify right side
    13,895.07x = 116,342,544.55
  5. Step 5: Solve for x
    x = 116,342,544.55/13,895.07
  6. Step 6: Final answer
    x = 8,372.94

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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.