Home / 57,382.94-79,188.33-31,889.22

Finding the Fourth Proportional to 57,382.94, 79,188.33 and 31,889.22

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Solution

The fourth proportional to 57,382.94, 79,188.33 and 31,889.22 is: 44,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,382.94 : 79,188.33 = 31,889.22 : x
  2. Step 2: Convert to fraction form
    57,382.94/79,188.33 = 31,889.22/x
  3. Step 3: Cross multiply
    57,382.94x = 79,188.33 × 31,889.22
  4. Step 4: Simplify right side
    57,382.94x = 2,525,254,076.80
  5. Step 5: Solve for x
    x = 2,525,254,076.80/57,382.94
  6. Step 6: Final answer
    x = 44,007.05

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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.