Home / 13,614.80-20,421.99-6,595.43

Finding the Fourth Proportional to 13,614.80, 20,421.99 and 6,595.43

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Solution

The fourth proportional to 13,614.80, 20,421.99 and 6,595.43 is: 9,893.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614.80 : 20,421.99 = 6,595.43 : x
  2. Step 2: Convert to fraction form
    13,614.80/20,421.99 = 6,595.43/x
  3. Step 3: Cross multiply
    13,614.80x = 20,421.99 × 6,595.43
  4. Step 4: Simplify right side
    13,614.80x = 134,691,703.40
  5. Step 5: Solve for x
    x = 134,691,703.40/13,614.80
  6. Step 6: Final answer
    x = 9,893.04

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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.