Home / 22,285.51-33,428.24-5,418.43

Finding the Fourth Proportional to 22,285.51, 33,428.24 and 5,418.43

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Solution

The fourth proportional to 22,285.51, 33,428.24 and 5,418.43 is: 8,127.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,285.51 : 33,428.24 = 5,418.43 : x
  2. Step 2: Convert to fraction form
    22,285.51/33,428.24 = 5,418.43/x
  3. Step 3: Cross multiply
    22,285.51x = 33,428.24 × 5,418.43
  4. Step 4: Simplify right side
    22,285.51x = 181,128,411.32
  5. Step 5: Solve for x
    x = 181,128,411.32/22,285.51
  6. Step 6: Final answer
    x = 8,127.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.