Home / 53,933.34-80,904.10-18,383.60

Finding the Fourth Proportional to 53,933.34, 80,904.10 and 18,383.60

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Solution

The fourth proportional to 53,933.34, 80,904.10 and 18,383.60 is: 27,576.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,933.34 : 80,904.10 = 18,383.60 : x
  2. Step 2: Convert to fraction form
    53,933.34/80,904.10 = 18,383.60/x
  3. Step 3: Cross multiply
    53,933.34x = 80,904.10 × 18,383.60
  4. Step 4: Simplify right side
    53,933.34x = 1,487,308,612.76
  5. Step 5: Solve for x
    x = 1,487,308,612.76/53,933.34
  6. Step 6: Final answer
    x = 27,576.79

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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.