Home / 35,778.96-53,677.08-12,404.88

Finding the Fourth Proportional to 35,778.96, 53,677.08 and 12,404.88

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Solution

The fourth proportional to 35,778.96, 53,677.08 and 12,404.88 is: 18,610.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,778.96 : 53,677.08 = 12,404.88 : x
  2. Step 2: Convert to fraction form
    35,778.96/53,677.08 = 12,404.88/x
  3. Step 3: Cross multiply
    35,778.96x = 53,677.08 × 12,404.88
  4. Step 4: Simplify right side
    35,778.96x = 665,857,736.15
  5. Step 5: Solve for x
    x = 665,857,736.15/35,778.96
  6. Step 6: Final answer
    x = 18,610.32

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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.