Home / 23,920.21-33,011.18-13,310.07

Finding the Fourth Proportional to 23,920.21, 33,011.18 and 13,310.07

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Solution

The fourth proportional to 23,920.21, 33,011.18 and 13,310.07 is: 18,368.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,920.21 : 33,011.18 = 13,310.07 : x
  2. Step 2: Convert to fraction form
    23,920.21/33,011.18 = 13,310.07/x
  3. Step 3: Cross multiply
    23,920.21x = 33,011.18 × 13,310.07
  4. Step 4: Simplify right side
    23,920.21x = 439,380,884.98
  5. Step 5: Solve for x
    x = 439,380,884.98/23,920.21
  6. Step 6: Final answer
    x = 18,368.61

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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.