Home / 14,503.08-20,015.52-8,836.44

Finding the Fourth Proportional to 14,503.08, 20,015.52 and 8,836.44

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Solution

The fourth proportional to 14,503.08, 20,015.52 and 8,836.44 is: 12,195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,503.08 : 20,015.52 = 8,836.44 : x
  2. Step 2: Convert to fraction form
    14,503.08/20,015.52 = 8,836.44/x
  3. Step 3: Cross multiply
    14,503.08x = 20,015.52 × 8,836.44
  4. Step 4: Simplify right side
    14,503.08x = 176,865,941.55
  5. Step 5: Solve for x
    x = 176,865,941.55/14,503.08
  6. Step 6: Final answer
    x = 12,195.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.