Home / 13,573.03-20,354.55-4,686.10

Finding the Fourth Proportional to 13,573.03, 20,354.55 and 4,686.10

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Solution

The fourth proportional to 13,573.03, 20,354.55 and 4,686.10 is: 7,027.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573.03 : 20,354.55 = 4,686.10 : x
  2. Step 2: Convert to fraction form
    13,573.03/20,354.55 = 4,686.10/x
  3. Step 3: Cross multiply
    13,573.03x = 20,354.55 × 4,686.10
  4. Step 4: Simplify right side
    13,573.03x = 95,383,535.74
  5. Step 5: Solve for x
    x = 95,383,535.74/13,573.03
  6. Step 6: Final answer
    x = 7,027.43

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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.