Home / 35,654.42-53,423.30-18,996.78

Finding the Fourth Proportional to 35,654.42, 53,423.30 and 18,996.78

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Solution

The fourth proportional to 35,654.42, 53,423.30 and 18,996.78 is: 28,464.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,654.42 : 53,423.30 = 18,996.78 : x
  2. Step 2: Convert to fraction form
    35,654.42/53,423.30 = 18,996.78/x
  3. Step 3: Cross multiply
    35,654.42x = 53,423.30 × 18,996.78
  4. Step 4: Simplify right side
    35,654.42x = 1,014,870,676.97
  5. Step 5: Solve for x
    x = 1,014,870,676.97/35,654.42
  6. Step 6: Final answer
    x = 28,464.09

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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.