Home / 31,828.86-43,935.60-27,334.56

Finding the Fourth Proportional to 31,828.86, 43,935.60 and 27,334.56

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Solution

The fourth proportional to 31,828.86, 43,935.60 and 27,334.56 is: 37,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,828.86 : 43,935.60 = 27,334.56 : x
  2. Step 2: Convert to fraction form
    31,828.86/43,935.60 = 27,334.56/x
  3. Step 3: Cross multiply
    31,828.86x = 43,935.60 × 27,334.56
  4. Step 4: Simplify right side
    31,828.86x = 1,200,960,294.34
  5. Step 5: Solve for x
    x = 1,200,960,294.34/31,828.86
  6. Step 6: Final answer
    x = 37,731.80

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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.