Home / 53,359.68-80,052.96-18,289.92

Finding the Fourth Proportional to 53,359.68, 80,052.96 and 18,289.92

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Solution

The fourth proportional to 53,359.68, 80,052.96 and 18,289.92 is: 27,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,359.68 : 80,052.96 = 18,289.92 : x
  2. Step 2: Convert to fraction form
    53,359.68/80,052.96 = 18,289.92/x
  3. Step 3: Cross multiply
    53,359.68x = 80,052.96 × 18,289.92
  4. Step 4: Simplify right side
    53,359.68x = 1,464,162,234.16
  5. Step 5: Solve for x
    x = 1,464,162,234.16/53,359.68
  6. Step 6: Final answer
    x = 27,439.49

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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.