Home / 47,939.81-66,104.98-32,636.25

Finding the Fourth Proportional to 47,939.81, 66,104.98 and 32,636.25

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Solution

The fourth proportional to 47,939.81, 66,104.98 and 32,636.25 is: 45,002.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,939.81 : 66,104.98 = 32,636.25 : x
  2. Step 2: Convert to fraction form
    47,939.81/66,104.98 = 32,636.25/x
  3. Step 3: Cross multiply
    47,939.81x = 66,104.98 × 32,636.25
  4. Step 4: Simplify right side
    47,939.81x = 2,157,418,571.93
  5. Step 5: Solve for x
    x = 2,157,418,571.93/47,939.81
  6. Step 6: Final answer
    x = 45,002.66

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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.