Home / 35,464.15-53,204.50-12,090.61

Finding the Fourth Proportional to 35,464.15, 53,204.50 and 12,090.61

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Solution

The fourth proportional to 35,464.15, 53,204.50 and 12,090.61 is: 18,138.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,464.15 : 53,204.50 = 12,090.61 : x
  2. Step 2: Convert to fraction form
    35,464.15/53,204.50 = 12,090.61/x
  3. Step 3: Cross multiply
    35,464.15x = 53,204.50 × 12,090.61
  4. Step 4: Simplify right side
    35,464.15x = 643,274,741.85
  5. Step 5: Solve for x
    x = 643,274,741.85/35,464.15
  6. Step 6: Final answer
    x = 18,138.73

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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.