Home / 17,887.20-24,672.24-14,738.40

Finding the Fourth Proportional to 17,887.20, 24,672.24 and 14,738.40

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Solution

The fourth proportional to 17,887.20, 24,672.24 and 14,738.40 is: 20,329.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.20 : 24,672.24 = 14,738.40 : x
  2. Step 2: Convert to fraction form
    17,887.20/24,672.24 = 14,738.40/x
  3. Step 3: Cross multiply
    17,887.20x = 24,672.24 × 14,738.40
  4. Step 4: Simplify right side
    17,887.20x = 363,629,342.02
  5. Step 5: Solve for x
    x = 363,629,342.02/17,887.20
  6. Step 6: Final answer
    x = 20,329.03

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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.