Home / 13,530.92-20,298.02-4,764.04

Finding the Fourth Proportional to 13,530.92, 20,298.02 and 4,764.04

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Solution

The fourth proportional to 13,530.92, 20,298.02 and 4,764.04 is: 7,146.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530.92 : 20,298.02 = 4,764.04 : x
  2. Step 2: Convert to fraction form
    13,530.92/20,298.02 = 4,764.04/x
  3. Step 3: Cross multiply
    13,530.92x = 20,298.02 × 4,764.04
  4. Step 4: Simplify right side
    13,530.92x = 96,700,579.20
  5. Step 5: Solve for x
    x = 96,700,579.20/13,530.92
  6. Step 6: Final answer
    x = 7,146.64

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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.