Home / 22,552.98-31,122.34-12,481.84

Finding the Fourth Proportional to 22,552.98, 31,122.34 and 12,481.84

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Solution

The fourth proportional to 22,552.98, 31,122.34 and 12,481.84 is: 17,224.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,552.98 : 31,122.34 = 12,481.84 : x
  2. Step 2: Convert to fraction form
    22,552.98/31,122.34 = 12,481.84/x
  3. Step 3: Cross multiply
    22,552.98x = 31,122.34 × 12,481.84
  4. Step 4: Simplify right side
    22,552.98x = 388,464,068.31
  5. Step 5: Solve for x
    x = 388,464,068.31/22,552.98
  6. Step 6: Final answer
    x = 17,224.51

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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.