Home / 18,655.41-27,994.64-7,562.19

Finding the Fourth Proportional to 18,655.41, 27,994.64 and 7,562.19

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Solution

The fourth proportional to 18,655.41, 27,994.64 and 7,562.19 is: 11,347.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,655.41 : 27,994.64 = 7,562.19 : x
  2. Step 2: Convert to fraction form
    18,655.41/27,994.64 = 7,562.19/x
  3. Step 3: Cross multiply
    18,655.41x = 27,994.64 × 7,562.19
  4. Step 4: Simplify right side
    18,655.41x = 211,700,748.85
  5. Step 5: Solve for x
    x = 211,700,748.85/18,655.41
  6. Step 6: Final answer
    x = 11,347.95

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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.