Home / 13,884.93-20,829.12-4,525.89

Finding the Fourth Proportional to 13,884.93, 20,829.12 and 4,525.89

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Solution

The fourth proportional to 13,884.93, 20,829.12 and 4,525.89 is: 6,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,884.93 : 20,829.12 = 4,525.89 : x
  2. Step 2: Convert to fraction form
    13,884.93/20,829.12 = 4,525.89/x
  3. Step 3: Cross multiply
    13,884.93x = 20,829.12 × 4,525.89
  4. Step 4: Simplify right side
    13,884.93x = 94,270,305.92
  5. Step 5: Solve for x
    x = 94,270,305.92/13,884.93
  6. Step 6: Final answer
    x = 6,789.40

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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.