Home / 35,832.70-53,770.65-12,475.54

Finding the Fourth Proportional to 35,832.70, 53,770.65 and 12,475.54

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Solution

The fourth proportional to 35,832.70, 53,770.65 and 12,475.54 is: 18,720.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,832.70 : 53,770.65 = 12,475.54 : x
  2. Step 2: Convert to fraction form
    35,832.70/53,770.65 = 12,475.54/x
  3. Step 3: Cross multiply
    35,832.70x = 53,770.65 × 12,475.54
  4. Step 4: Simplify right side
    35,832.70x = 670,817,894.90
  5. Step 5: Solve for x
    x = 670,817,894.90/35,832.70
  6. Step 6: Final answer
    x = 18,720.83

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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.