Home / 14,638.33-21,957.55-3,545

Finding the Fourth Proportional to 14,638.33, 21,957.55 and 3,545

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Solution

The fourth proportional to 14,638.33, 21,957.55 and 3,545 is: 5,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638.33 : 21,957.55 = 3,545 : x
  2. Step 2: Convert to fraction form
    14,638.33/21,957.55 = 3,545/x
  3. Step 3: Cross multiply
    14,638.33x = 21,957.55 × 3,545
  4. Step 4: Simplify right side
    14,638.33x = 77,839,514.75
  5. Step 5: Solve for x
    x = 77,839,514.75/14,638.33
  6. Step 6: Final answer
    x = 5,317.51

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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.