Home / 33,865.23-46,756.63-21,123.53

Finding the Fourth Proportional to 33,865.23, 46,756.63 and 21,123.53

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Solution

The fourth proportional to 33,865.23, 46,756.63 and 21,123.53 is: 29,164.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,865.23 : 46,756.63 = 21,123.53 : x
  2. Step 2: Convert to fraction form
    33,865.23/46,756.63 = 21,123.53/x
  3. Step 3: Cross multiply
    33,865.23x = 46,756.63 × 21,123.53
  4. Step 4: Simplify right side
    33,865.23x = 987,664,853.99
  5. Step 5: Solve for x
    x = 987,664,853.99/33,865.23
  6. Step 6: Final answer
    x = 29,164.57

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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.