Home / 18,379.84-27,567.57-5,054.19

Finding the Fourth Proportional to 18,379.84, 27,567.57 and 5,054.19

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Solution

The fourth proportional to 18,379.84, 27,567.57 and 5,054.19 is: 7,580.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,379.84 : 27,567.57 = 5,054.19 : x
  2. Step 2: Convert to fraction form
    18,379.84/27,567.57 = 5,054.19/x
  3. Step 3: Cross multiply
    18,379.84x = 27,567.57 × 5,054.19
  4. Step 4: Simplify right side
    18,379.84x = 139,331,655.06
  5. Step 5: Solve for x
    x = 139,331,655.06/18,379.84
  6. Step 6: Final answer
    x = 7,580.68

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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.