Home / 33,142.63-45,737.79-18,036.27

Finding the Fourth Proportional to 33,142.63, 45,737.79 and 18,036.27

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Solution

The fourth proportional to 33,142.63, 45,737.79 and 18,036.27 is: 24,890.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,142.63 : 45,737.79 = 18,036.27 : x
  2. Step 2: Convert to fraction form
    33,142.63/45,737.79 = 18,036.27/x
  3. Step 3: Cross multiply
    33,142.63x = 45,737.79 × 18,036.27
  4. Step 4: Simplify right side
    33,142.63x = 824,938,991.94
  5. Step 5: Solve for x
    x = 824,938,991.94/33,142.63
  6. Step 6: Final answer
    x = 24,890.57

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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.