Home / 18,307.52-27,444.84-8,441.76

Finding the Fourth Proportional to 18,307.52, 27,444.84 and 8,441.76

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Solution

The fourth proportional to 18,307.52, 27,444.84 and 8,441.76 is: 12,655.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,307.52 : 27,444.84 = 8,441.76 : x
  2. Step 2: Convert to fraction form
    18,307.52/27,444.84 = 8,441.76/x
  3. Step 3: Cross multiply
    18,307.52x = 27,444.84 × 8,441.76
  4. Step 4: Simplify right side
    18,307.52x = 231,682,752.52
  5. Step 5: Solve for x
    x = 231,682,752.52/18,307.52
  6. Step 6: Final answer
    x = 12,655.06

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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.