Home / 35,789.12-53,675.52-13,604.96

Finding the Fourth Proportional to 35,789.12, 53,675.52 and 13,604.96

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Solution

The fourth proportional to 35,789.12, 53,675.52 and 13,604.96 is: 20,404.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,789.12 : 53,675.52 = 13,604.96 : x
  2. Step 2: Convert to fraction form
    35,789.12/53,675.52 = 13,604.96/x
  3. Step 3: Cross multiply
    35,789.12x = 53,675.52 × 13,604.96
  4. Step 4: Simplify right side
    35,789.12x = 730,253,302.58
  5. Step 5: Solve for x
    x = 730,253,302.58/35,789.12
  6. Step 6: Final answer
    x = 20,404.34

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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.