Home / 23,919.46-33,005.12-13,309.06

Finding the Fourth Proportional to 23,919.46, 33,005.12 and 13,309.06

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Solution

The fourth proportional to 23,919.46, 33,005.12 and 13,309.06 is: 18,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,919.46 : 33,005.12 = 13,309.06 : x
  2. Step 2: Convert to fraction form
    23,919.46/33,005.12 = 13,309.06/x
  3. Step 3: Cross multiply
    23,919.46x = 33,005.12 × 13,309.06
  4. Step 4: Simplify right side
    23,919.46x = 439,267,122.39
  5. Step 5: Solve for x
    x = 439,267,122.39/23,919.46
  6. Step 6: Final answer
    x = 18,364.42

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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.