Home / 22,495.75-31,044.36-12,424.44

Finding the Fourth Proportional to 22,495.75, 31,044.36 and 12,424.44

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Solution

The fourth proportional to 22,495.75, 31,044.36 and 12,424.44 is: 17,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,495.75 : 31,044.36 = 12,424.44 : x
  2. Step 2: Convert to fraction form
    22,495.75/31,044.36 = 12,424.44/x
  3. Step 3: Cross multiply
    22,495.75x = 31,044.36 × 12,424.44
  4. Step 4: Simplify right side
    22,495.75x = 385,708,858.02
  5. Step 5: Solve for x
    x = 385,708,858.02/22,495.75
  6. Step 6: Final answer
    x = 17,145.86

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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.