Home / 14,731.88-20,330.17-8,017.37

Finding the Fourth Proportional to 14,731.88, 20,330.17 and 8,017.37

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Solution

The fourth proportional to 14,731.88, 20,330.17 and 8,017.37 is: 11,064.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731.88 : 20,330.17 = 8,017.37 : x
  2. Step 2: Convert to fraction form
    14,731.88/20,330.17 = 8,017.37/x
  3. Step 3: Cross multiply
    14,731.88x = 20,330.17 × 8,017.37
  4. Step 4: Simplify right side
    14,731.88x = 162,994,495.05
  5. Step 5: Solve for x
    x = 162,994,495.05/14,731.88
  6. Step 6: Final answer
    x = 11,064.07

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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.