Home / 13,766.06-20,652.27-4,880.91

Finding the Fourth Proportional to 13,766.06, 20,652.27 and 4,880.91

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Solution

The fourth proportional to 13,766.06, 20,652.27 and 4,880.91 is: 7,322.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,766.06 : 20,652.27 = 4,880.91 : x
  2. Step 2: Convert to fraction form
    13,766.06/20,652.27 = 4,880.91/x
  3. Step 3: Cross multiply
    13,766.06x = 20,652.27 × 4,880.91
  4. Step 4: Simplify right side
    13,766.06x = 100,801,930.31
  5. Step 5: Solve for x
    x = 100,801,930.31/13,766.06
  6. Step 6: Final answer
    x = 7,322.50

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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.