Home / 22,932.25-31,649.75-12,725.57

Finding the Fourth Proportional to 22,932.25, 31,649.75 and 12,725.57

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Solution

The fourth proportional to 22,932.25, 31,649.75 and 12,725.57 is: 17,563.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,932.25 : 31,649.75 = 12,725.57 : x
  2. Step 2: Convert to fraction form
    22,932.25/31,649.75 = 12,725.57/x
  3. Step 3: Cross multiply
    22,932.25x = 31,649.75 × 12,725.57
  4. Step 4: Simplify right side
    22,932.25x = 402,761,109.11
  5. Step 5: Solve for x
    x = 402,761,109.11/22,932.25
  6. Step 6: Final answer
    x = 17,563.09

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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.