Home / 13,535.04-20,305.76-4,301.04

Finding the Fourth Proportional to 13,535.04, 20,305.76 and 4,301.04

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Solution

The fourth proportional to 13,535.04, 20,305.76 and 4,301.04 is: 6,452.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,535.04 : 20,305.76 = 4,301.04 : x
  2. Step 2: Convert to fraction form
    13,535.04/20,305.76 = 4,301.04/x
  3. Step 3: Cross multiply
    13,535.04x = 20,305.76 × 4,301.04
  4. Step 4: Simplify right side
    13,535.04x = 87,335,885.99
  5. Step 5: Solve for x
    x = 87,335,885.99/13,535.04
  6. Step 6: Final answer
    x = 6,452.58

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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.