Home / 30,669.19-42,324.39-18,093.94

Finding the Fourth Proportional to 30,669.19, 42,324.39 and 18,093.94

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Solution

The fourth proportional to 30,669.19, 42,324.39 and 18,093.94 is: 24,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,669.19 : 42,324.39 = 18,093.94 : x
  2. Step 2: Convert to fraction form
    30,669.19/42,324.39 = 18,093.94/x
  3. Step 3: Cross multiply
    30,669.19x = 42,324.39 × 18,093.94
  4. Step 4: Simplify right side
    30,669.19x = 765,814,867.39
  5. Step 5: Solve for x
    x = 765,814,867.39/30,669.19
  6. Step 6: Final answer
    x = 24,970.17

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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.