Home / 33,006.85-49,392-28,579.79

Finding the Fourth Proportional to 33,006.85, 49,392 and 28,579.79

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Solution

The fourth proportional to 33,006.85, 49,392 and 28,579.79 is: 42,767.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,006.85 : 49,392 = 28,579.79 : x
  2. Step 2: Convert to fraction form
    33,006.85/49,392 = 28,579.79/x
  3. Step 3: Cross multiply
    33,006.85x = 49,392 × 28,579.79
  4. Step 4: Simplify right side
    33,006.85x = 1,411,613,111.16
  5. Step 5: Solve for x
    x = 1,411,613,111.16/33,006.85
  6. Step 6: Final answer
    x = 42,767.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.