Home / 19,122.74-26,388.46-10,625.40

Finding the Fourth Proportional to 19,122.74, 26,388.46 and 10,625.40

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Solution

The fourth proportional to 19,122.74, 26,388.46 and 10,625.40 is: 14,662.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,122.74 : 26,388.46 = 10,625.40 : x
  2. Step 2: Convert to fraction form
    19,122.74/26,388.46 = 10,625.40/x
  3. Step 3: Cross multiply
    19,122.74x = 26,388.46 × 10,625.40
  4. Step 4: Simplify right side
    19,122.74x = 280,387,942.88
  5. Step 5: Solve for x
    x = 280,387,942.88/19,122.74
  6. Step 6: Final answer
    x = 14,662.54

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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.