Home / 20,207.76-30,327.43-14,011.41

Finding the Fourth Proportional to 20,207.76, 30,327.43 and 14,011.41

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Solution

The fourth proportional to 20,207.76, 30,327.43 and 14,011.41 is: 21,028.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,207.76 : 30,327.43 = 14,011.41 : x
  2. Step 2: Convert to fraction form
    20,207.76/30,327.43 = 14,011.41/x
  3. Step 3: Cross multiply
    20,207.76x = 30,327.43 × 14,011.41
  4. Step 4: Simplify right side
    20,207.76x = 424,930,055.98
  5. Step 5: Solve for x
    x = 424,930,055.98/20,207.76
  6. Step 6: Final answer
    x = 21,028.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.