Home / 13,000.60-19,500.92-5,103.95

Finding the Fourth Proportional to 13,000.60, 19,500.92 and 5,103.95

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Solution

The fourth proportional to 13,000.60, 19,500.92 and 5,103.95 is: 7,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000.60 : 19,500.92 = 5,103.95 : x
  2. Step 2: Convert to fraction form
    13,000.60/19,500.92 = 5,103.95/x
  3. Step 3: Cross multiply
    13,000.60x = 19,500.92 × 5,103.95
  4. Step 4: Simplify right side
    13,000.60x = 99,531,616.75
  5. Step 5: Solve for x
    x = 99,531,616.75/13,000.60
  6. Step 6: Final answer
    x = 7,655.92

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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.