Home / 53,382.11-73,667.88-29,509.64

Finding the Fourth Proportional to 53,382.11, 73,667.88 and 29,509.64

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Solution

The fourth proportional to 53,382.11, 73,667.88 and 29,509.64 is: 40,723.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,382.11 : 73,667.88 = 29,509.64 : x
  2. Step 2: Convert to fraction form
    53,382.11/73,667.88 = 29,509.64/x
  3. Step 3: Cross multiply
    53,382.11x = 73,667.88 × 29,509.64
  4. Step 4: Simplify right side
    53,382.11x = 2,173,912,102.48
  5. Step 5: Solve for x
    x = 2,173,912,102.48/53,382.11
  6. Step 6: Final answer
    x = 40,723.61

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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.