Home / 23,989.44-33,106.14-13,378.44

Finding the Fourth Proportional to 23,989.44, 33,106.14 and 13,378.44

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Solution

The fourth proportional to 23,989.44, 33,106.14 and 13,378.44 is: 18,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.44 : 33,106.14 = 13,378.44 : x
  2. Step 2: Convert to fraction form
    23,989.44/33,106.14 = 13,378.44/x
  3. Step 3: Cross multiply
    23,989.44x = 33,106.14 × 13,378.44
  4. Step 4: Simplify right side
    23,989.44x = 442,908,507.62
  5. Step 5: Solve for x
    x = 442,908,507.62/23,989.44
  6. Step 6: Final answer
    x = 18,462.64

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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.