Home / 34,755.75-47,962.65-18,839.79

Finding the Fourth Proportional to 34,755.75, 47,962.65 and 18,839.79

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Solution

The fourth proportional to 34,755.75, 47,962.65 and 18,839.79 is: 25,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,755.75 : 47,962.65 = 18,839.79 : x
  2. Step 2: Convert to fraction form
    34,755.75/47,962.65 = 18,839.79/x
  3. Step 3: Cross multiply
    34,755.75x = 47,962.65 × 18,839.79
  4. Step 4: Simplify right side
    34,755.75x = 903,606,253.84
  5. Step 5: Solve for x
    x = 903,606,253.84/34,755.75
  6. Step 6: Final answer
    x = 25,998.76

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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.