Home / 14,492.38-20,000.23-8,118.59

Finding the Fourth Proportional to 14,492.38, 20,000.23 and 8,118.59

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Solution

The fourth proportional to 14,492.38, 20,000.23 and 8,118.59 is: 11,204.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492.38 : 20,000.23 = 8,118.59 : x
  2. Step 2: Convert to fraction form
    14,492.38/20,000.23 = 8,118.59/x
  3. Step 3: Cross multiply
    14,492.38x = 20,000.23 × 8,118.59
  4. Step 4: Simplify right side
    14,492.38x = 162,373,667.28
  5. Step 5: Solve for x
    x = 162,373,667.28/14,492.38
  6. Step 6: Final answer
    x = 11,204.07

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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.