Home / 14,520.92-20,038.77-8,060.49

Finding the Fourth Proportional to 14,520.92, 20,038.77 and 8,060.49

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Solution

The fourth proportional to 14,520.92, 20,038.77 and 8,060.49 is: 11,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520.92 : 20,038.77 = 8,060.49 : x
  2. Step 2: Convert to fraction form
    14,520.92/20,038.77 = 8,060.49/x
  3. Step 3: Cross multiply
    14,520.92x = 20,038.77 × 8,060.49
  4. Step 4: Simplify right side
    14,520.92x = 161,522,305.20
  5. Step 5: Solve for x
    x = 161,522,305.20/14,520.92
  6. Step 6: Final answer
    x = 11,123.42

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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.