Home / 33,721.78-46,536.06-18,614.45

Finding the Fourth Proportional to 33,721.78, 46,536.06 and 18,614.45

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Solution

The fourth proportional to 33,721.78, 46,536.06 and 18,614.45 is: 25,687.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,721.78 : 46,536.06 = 18,614.45 : x
  2. Step 2: Convert to fraction form
    33,721.78/46,536.06 = 18,614.45/x
  3. Step 3: Cross multiply
    33,721.78x = 46,536.06 × 18,614.45
  4. Step 4: Simplify right side
    33,721.78x = 866,243,208.60
  5. Step 5: Solve for x
    x = 866,243,208.60/33,721.78
  6. Step 6: Final answer
    x = 25,687.95

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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.