Home / 22,488.30-31,028.67-13,051.26

Finding the Fourth Proportional to 22,488.30, 31,028.67 and 13,051.26

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Solution

The fourth proportional to 22,488.30, 31,028.67 and 13,051.26 is: 18,007.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,488.30 : 31,028.67 = 13,051.26 : x
  2. Step 2: Convert to fraction form
    22,488.30/31,028.67 = 13,051.26/x
  3. Step 3: Cross multiply
    22,488.30x = 31,028.67 × 13,051.26
  4. Step 4: Simplify right side
    22,488.30x = 404,963,239.62
  5. Step 5: Solve for x
    x = 404,963,239.62/22,488.30
  6. Step 6: Final answer
    x = 18,007.73

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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.