Home / 22,417.73-30,936.56-13,465.38

Finding the Fourth Proportional to 22,417.73, 30,936.56 and 13,465.38

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Solution

The fourth proportional to 22,417.73, 30,936.56 and 13,465.38 is: 18,582.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,417.73 : 30,936.56 = 13,465.38 : x
  2. Step 2: Convert to fraction form
    22,417.73/30,936.56 = 13,465.38/x
  3. Step 3: Cross multiply
    22,417.73x = 30,936.56 × 13,465.38
  4. Step 4: Simplify right side
    22,417.73x = 416,572,468.97
  5. Step 5: Solve for x
    x = 416,572,468.97/22,417.73
  6. Step 6: Final answer
    x = 18,582.28

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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.