Home / 18,327.50-25,307.46-11,625.02

Finding the Fourth Proportional to 18,327.50, 25,307.46 and 11,625.02

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Solution

The fourth proportional to 18,327.50, 25,307.46 and 11,625.02 is: 16,052.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327.50 : 25,307.46 = 11,625.02 : x
  2. Step 2: Convert to fraction form
    18,327.50/25,307.46 = 11,625.02/x
  3. Step 3: Cross multiply
    18,327.50x = 25,307.46 × 11,625.02
  4. Step 4: Simplify right side
    18,327.50x = 294,199,543.99
  5. Step 5: Solve for x
    x = 294,199,543.99/18,327.50
  6. Step 6: Final answer
    x = 16,052.36

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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.