Home / 33,885.71-46,760.17-18,777.49

Finding the Fourth Proportional to 33,885.71, 46,760.17 and 18,777.49

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Solution

The fourth proportional to 33,885.71, 46,760.17 and 18,777.49 is: 25,911.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,885.71 : 46,760.17 = 18,777.49 : x
  2. Step 2: Convert to fraction form
    33,885.71/46,760.17 = 18,777.49/x
  3. Step 3: Cross multiply
    33,885.71x = 46,760.17 × 18,777.49
  4. Step 4: Simplify right side
    33,885.71x = 878,038,460.73
  5. Step 5: Solve for x
    x = 878,038,460.73/33,885.71
  6. Step 6: Final answer
    x = 25,911.76

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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.