Home / 14,775.41-20,371.11-10,738.91

Finding the Fourth Proportional to 14,775.41, 20,371.11 and 10,738.91

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Solution

The fourth proportional to 14,775.41, 20,371.11 and 10,738.91 is: 14,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,775.41 : 20,371.11 = 10,738.91 : x
  2. Step 2: Convert to fraction form
    14,775.41/20,371.11 = 10,738.91/x
  3. Step 3: Cross multiply
    14,775.41x = 20,371.11 × 10,738.91
  4. Step 4: Simplify right side
    14,775.41x = 218,763,499.68
  5. Step 5: Solve for x
    x = 218,763,499.68/14,775.41
  6. Step 6: Final answer
    x = 14,805.92

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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.