Home / 53,689.44-80,548.76-18,631.83

Finding the Fourth Proportional to 53,689.44, 80,548.76 and 18,631.83

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Solution

The fourth proportional to 53,689.44, 80,548.76 and 18,631.83 is: 27,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,689.44 : 80,548.76 = 18,631.83 : x
  2. Step 2: Convert to fraction form
    53,689.44/80,548.76 = 18,631.83/x
  3. Step 3: Cross multiply
    53,689.44x = 80,548.76 × 18,631.83
  4. Step 4: Simplify right side
    53,689.44x = 1,500,770,803.03
  5. Step 5: Solve for x
    x = 1,500,770,803.03/53,689.44
  6. Step 6: Final answer
    x = 27,952.81

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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.