Home / 53,147.28-73,346.58-29,273.94

Finding the Fourth Proportional to 53,147.28, 73,346.58 and 29,273.94

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Solution

The fourth proportional to 53,147.28, 73,346.58 and 29,273.94 is: 40,399.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,147.28 : 73,346.58 = 29,273.94 : x
  2. Step 2: Convert to fraction form
    53,147.28/73,346.58 = 29,273.94/x
  3. Step 3: Cross multiply
    53,147.28x = 73,346.58 × 29,273.94
  4. Step 4: Simplify right side
    53,147.28x = 2,147,143,382.13
  5. Step 5: Solve for x
    x = 2,147,143,382.13/53,147.28
  6. Step 6: Final answer
    x = 40,399.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.