Home / 22,295.36-30,767.84-12,736.51

Finding the Fourth Proportional to 22,295.36, 30,767.84 and 12,736.51

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Solution

The fourth proportional to 22,295.36, 30,767.84 and 12,736.51 is: 17,576.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,295.36 : 30,767.84 = 12,736.51 : x
  2. Step 2: Convert to fraction form
    22,295.36/30,767.84 = 12,736.51/x
  3. Step 3: Cross multiply
    22,295.36x = 30,767.84 × 12,736.51
  4. Step 4: Simplify right side
    22,295.36x = 391,874,761.24
  5. Step 5: Solve for x
    x = 391,874,761.24/22,295.36
  6. Step 6: Final answer
    x = 17,576.52

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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.